Home / 47,257.92-65,217.09-29,101.77

Finding the Fourth Proportional to 47,257.92, 65,217.09 and 29,101.77

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Solution

The fourth proportional to 47,257.92, 65,217.09 and 29,101.77 is: 40,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,257.92 : 65,217.09 = 29,101.77 : x
  2. Step 2: Convert to fraction form
    47,257.92/65,217.09 = 29,101.77/x
  3. Step 3: Cross multiply
    47,257.92x = 65,217.09 × 29,101.77
  4. Step 4: Simplify right side
    47,257.92x = 1,897,932,753.25
  5. Step 5: Solve for x
    x = 1,897,932,753.25/47,257.92
  6. Step 6: Final answer
    x = 40,161.16

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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.