Home / 35,553.04-49,061.20-21,229.06

Finding the Fourth Proportional to 35,553.04, 49,061.20 and 21,229.06

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Solution

The fourth proportional to 35,553.04, 49,061.20 and 21,229.06 is: 29,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.04 : 49,061.20 = 21,229.06 : x
  2. Step 2: Convert to fraction form
    35,553.04/49,061.20 = 21,229.06/x
  3. Step 3: Cross multiply
    35,553.04x = 49,061.20 × 21,229.06
  4. Step 4: Simplify right side
    35,553.04x = 1,041,523,158.47
  5. Step 5: Solve for x
    x = 1,041,523,158.47/35,553.04
  6. Step 6: Final answer
    x = 29,294.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.