Home / 15,110.10-22,665.15-14,915.70

Finding the Fourth Proportional to 15,110.10, 22,665.15 and 14,915.70

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Solution

The fourth proportional to 15,110.10, 22,665.15 and 14,915.70 is: 22,373.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.10 : 22,665.15 = 14,915.70 : x
  2. Step 2: Convert to fraction form
    15,110.10/22,665.15 = 14,915.70/x
  3. Step 3: Cross multiply
    15,110.10x = 22,665.15 × 14,915.70
  4. Step 4: Simplify right side
    15,110.10x = 338,066,577.86
  5. Step 5: Solve for x
    x = 338,066,577.86/15,110.10
  6. Step 6: Final answer
    x = 22,373.55

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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.