Home / 25,279.83-34,829.19-17,615.88

Finding the Fourth Proportional to 25,279.83, 34,829.19 and 17,615.88

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Solution

The fourth proportional to 25,279.83, 34,829.19 and 17,615.88 is: 24,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.83 : 34,829.19 = 17,615.88 : x
  2. Step 2: Convert to fraction form
    25,279.83/34,829.19 = 17,615.88/x
  3. Step 3: Cross multiply
    25,279.83x = 34,829.19 × 17,615.88
  4. Step 4: Simplify right side
    25,279.83x = 613,546,831.54
  5. Step 5: Solve for x
    x = 613,546,831.54/25,279.83
  6. Step 6: Final answer
    x = 24,270.21

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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.