Home / 52,302.52-72,175.12-29,640.18

Finding the Fourth Proportional to 52,302.52, 72,175.12 and 29,640.18

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Solution

The fourth proportional to 52,302.52, 72,175.12 and 29,640.18 is: 40,902.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,302.52 : 72,175.12 = 29,640.18 : x
  2. Step 2: Convert to fraction form
    52,302.52/72,175.12 = 29,640.18/x
  3. Step 3: Cross multiply
    52,302.52x = 72,175.12 × 29,640.18
  4. Step 4: Simplify right side
    52,302.52x = 2,139,283,548.32
  5. Step 5: Solve for x
    x = 2,139,283,548.32/52,302.52
  6. Step 6: Final answer
    x = 40,902.11

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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.