Home / 14,941.07-20,619.53-8,228.13

Finding the Fourth Proportional to 14,941.07, 20,619.53 and 8,228.13

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Solution

The fourth proportional to 14,941.07, 20,619.53 and 8,228.13 is: 11,355.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,941.07 : 20,619.53 = 8,228.13 : x
  2. Step 2: Convert to fraction form
    14,941.07/20,619.53 = 8,228.13/x
  3. Step 3: Cross multiply
    14,941.07x = 20,619.53 × 8,228.13
  4. Step 4: Simplify right side
    14,941.07x = 169,660,173.38
  5. Step 5: Solve for x
    x = 169,660,173.38/14,941.07
  6. Step 6: Final answer
    x = 11,355.29

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Half scale
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Double scale
Find fourth proportional to 14,942.07, 20,620.91 and 8,229.13
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.