Home / 41,398.90-57,129.69-22,535.98

Finding the Fourth Proportional to 41,398.90, 57,129.69 and 22,535.98

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Solution

The fourth proportional to 41,398.90, 57,129.69 and 22,535.98 is: 31,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,398.90 : 57,129.69 = 22,535.98 : x
  2. Step 2: Convert to fraction form
    41,398.90/57,129.69 = 22,535.98/x
  3. Step 3: Cross multiply
    41,398.90x = 57,129.69 × 22,535.98
  4. Step 4: Simplify right side
    41,398.90x = 1,287,473,551.25
  5. Step 5: Solve for x
    x = 1,287,473,551.25/41,398.90
  6. Step 6: Final answer
    x = 31,099.22

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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.