Home / 15,001.60-22,502.40-14,915.20

Finding the Fourth Proportional to 15,001.60, 22,502.40 and 14,915.20

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Solution

The fourth proportional to 15,001.60, 22,502.40 and 14,915.20 is: 22,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.60 : 22,502.40 = 14,915.20 : x
  2. Step 2: Convert to fraction form
    15,001.60/22,502.40 = 14,915.20/x
  3. Step 3: Cross multiply
    15,001.60x = 22,502.40 × 14,915.20
  4. Step 4: Simplify right side
    15,001.60x = 335,627,796.48
  5. Step 5: Solve for x
    x = 335,627,796.48/15,001.60
  6. Step 6: Final answer
    x = 22,372.80

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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.