Home / 52,146.97-71,962.40-29,490.42

Finding the Fourth Proportional to 52,146.97, 71,962.40 and 29,490.42

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Solution

The fourth proportional to 52,146.97, 71,962.40 and 29,490.42 is: 40,696.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,146.97 : 71,962.40 = 29,490.42 : x
  2. Step 2: Convert to fraction form
    52,146.97/71,962.40 = 29,490.42/x
  3. Step 3: Cross multiply
    52,146.97x = 71,962.40 × 29,490.42
  4. Step 4: Simplify right side
    52,146.97x = 2,122,200,892.94
  5. Step 5: Solve for x
    x = 2,122,200,892.94/52,146.97
  6. Step 6: Final answer
    x = 40,696.53

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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.