Home / 39,922.74-55,083.24-29,293.92

Finding the Fourth Proportional to 39,922.74, 55,083.24 and 29,293.92

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Solution

The fourth proportional to 39,922.74, 55,083.24 and 29,293.92 is: 40,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,922.74 : 55,083.24 = 29,293.92 : x
  2. Step 2: Convert to fraction form
    39,922.74/55,083.24 = 29,293.92/x
  3. Step 3: Cross multiply
    39,922.74x = 55,083.24 × 29,293.92
  4. Step 4: Simplify right side
    39,922.74x = 1,613,604,025.90
  5. Step 5: Solve for x
    x = 1,613,604,025.90/39,922.74
  6. Step 6: Final answer
    x = 40,418.17

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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.