Home / 16,163.19-22,307.28-9,090.99

Finding the Fourth Proportional to 16,163.19, 22,307.28 and 9,090.99

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Solution

The fourth proportional to 16,163.19, 22,307.28 and 9,090.99 is: 12,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.19 : 22,307.28 = 9,090.99 : x
  2. Step 2: Convert to fraction form
    16,163.19/22,307.28 = 9,090.99/x
  3. Step 3: Cross multiply
    16,163.19x = 22,307.28 × 9,090.99
  4. Step 4: Simplify right side
    16,163.19x = 202,795,259.41
  5. Step 5: Solve for x
    x = 202,795,259.41/16,163.19
  6. Step 6: Final answer
    x = 12,546.73

Related Problems

Find fourth proportional to 8,081.60, 11,153.64 and 4,545.50
Half scale
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Double scale
Find fourth proportional to 16,164.19, 22,308.66 and 9,091.99
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.