Home / 49,728.20-74,592.29-14,665.12

Finding the Fourth Proportional to 49,728.20, 74,592.29 and 14,665.12

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Solution

The fourth proportional to 49,728.20, 74,592.29 and 14,665.12 is: 21,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,728.20 : 74,592.29 = 14,665.12 : x
  2. Step 2: Convert to fraction form
    49,728.20/74,592.29 = 14,665.12/x
  3. Step 3: Cross multiply
    49,728.20x = 74,592.29 × 14,665.12
  4. Step 4: Simplify right side
    49,728.20x = 1,093,904,734.11
  5. Step 5: Solve for x
    x = 1,093,904,734.11/49,728.20
  6. Step 6: Final answer
    x = 21,997.68

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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.