Home / 42,161.50-58,083.92-29,391.48

Finding the Fourth Proportional to 42,161.50, 58,083.92 and 29,391.48

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Solution

The fourth proportional to 42,161.50, 58,083.92 and 29,391.48 is: 40,491.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,161.50 : 58,083.92 = 29,391.48 : x
  2. Step 2: Convert to fraction form
    42,161.50/58,083.92 = 29,391.48/x
  3. Step 3: Cross multiply
    42,161.50x = 58,083.92 × 29,391.48
  4. Step 4: Simplify right side
    42,161.50x = 1,707,172,373.00
  5. Step 5: Solve for x
    x = 1,707,172,373.00/42,161.50
  6. Step 6: Final answer
    x = 40,491.26

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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.