Home / 42,321.40-58,383.90-29,753.56

Finding the Fourth Proportional to 42,321.40, 58,383.90 and 29,753.56

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Solution

The fourth proportional to 42,321.40, 58,383.90 and 29,753.56 is: 41,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,321.40 : 58,383.90 = 29,753.56 : x
  2. Step 2: Convert to fraction form
    42,321.40/58,383.90 = 29,753.56/x
  3. Step 3: Cross multiply
    42,321.40x = 58,383.90 × 29,753.56
  4. Step 4: Simplify right side
    42,321.40x = 1,737,128,871.68
  5. Step 5: Solve for x
    x = 1,737,128,871.68/42,321.40
  6. Step 6: Final answer
    x = 41,046.11

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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.