Home / 14,775.60-22,163.40-6,999.60

Finding the Fourth Proportional to 14,775.60, 22,163.40 and 6,999.60

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Solution

The fourth proportional to 14,775.60, 22,163.40 and 6,999.60 is: 10,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.60 : 22,163.40 = 6,999.60 : x
  2. Step 2: Convert to fraction form
    14,775.60/22,163.40 = 6,999.60/x
  3. Step 3: Cross multiply
    14,775.60x = 22,163.40 × 6,999.60
  4. Step 4: Simplify right side
    14,775.60x = 155,134,934.64
  5. Step 5: Solve for x
    x = 155,134,934.64/14,775.60
  6. Step 6: Final answer
    x = 10,499.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.