Home / 52,618.12-72,617.28-29,957.56

Finding the Fourth Proportional to 52,618.12, 72,617.28 and 29,957.56

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Solution

The fourth proportional to 52,618.12, 72,617.28 and 29,957.56 is: 41,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,618.12 : 72,617.28 = 29,957.56 : x
  2. Step 2: Convert to fraction form
    52,618.12/72,617.28 = 29,957.56/x
  3. Step 3: Cross multiply
    52,618.12x = 72,617.28 × 29,957.56
  4. Step 4: Simplify right side
    52,618.12x = 2,175,436,522.64
  5. Step 5: Solve for x
    x = 2,175,436,522.64/52,618.12
  6. Step 6: Final answer
    x = 41,343.87

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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.