Home / 15,160.66-22,727.01-13,915.28

Finding the Fourth Proportional to 15,160.66, 22,727.01 and 13,915.28

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Solution

The fourth proportional to 15,160.66, 22,727.01 and 13,915.28 is: 20,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160.66 : 22,727.01 = 13,915.28 : x
  2. Step 2: Convert to fraction form
    15,160.66/22,727.01 = 13,915.28/x
  3. Step 3: Cross multiply
    15,160.66x = 22,727.01 × 13,915.28
  4. Step 4: Simplify right side
    15,160.66x = 316,252,816.71
  5. Step 5: Solve for x
    x = 316,252,816.71/15,160.66
  6. Step 6: Final answer
    x = 20,860.10

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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.