Home / 25,388.29-38,061.78-17,042.86

Finding the Fourth Proportional to 25,388.29, 38,061.78 and 17,042.86

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Solution

The fourth proportional to 25,388.29, 38,061.78 and 17,042.86 is: 25,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,388.29 : 38,061.78 = 17,042.86 : x
  2. Step 2: Convert to fraction form
    25,388.29/38,061.78 = 17,042.86/x
  3. Step 3: Cross multiply
    25,388.29x = 38,061.78 × 17,042.86
  4. Step 4: Simplify right side
    25,388.29x = 648,681,587.89
  5. Step 5: Solve for x
    x = 648,681,587.89/25,388.29
  6. Step 6: Final answer
    x = 25,550.42

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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.