Home / 39,042.28-58,565.99-15,665.68

Finding the Fourth Proportional to 39,042.28, 58,565.99 and 15,665.68

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Solution

The fourth proportional to 39,042.28, 58,565.99 and 15,665.68 is: 23,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,042.28 : 58,565.99 = 15,665.68 : x
  2. Step 2: Convert to fraction form
    39,042.28/58,565.99 = 15,665.68/x
  3. Step 3: Cross multiply
    39,042.28x = 58,565.99 × 15,665.68
  4. Step 4: Simplify right side
    39,042.28x = 917,476,058.22
  5. Step 5: Solve for x
    x = 917,476,058.22/39,042.28
  6. Step 6: Final answer
    x = 23,499.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.