Home / 24,945.39-34,425.36-13,615.61

Finding the Fourth Proportional to 24,945.39, 34,425.36 and 13,615.61

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Solution

The fourth proportional to 24,945.39, 34,425.36 and 13,615.61 is: 18,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,945.39 : 34,425.36 = 13,615.61 : x
  2. Step 2: Convert to fraction form
    24,945.39/34,425.36 = 13,615.61/x
  3. Step 3: Cross multiply
    24,945.39x = 34,425.36 × 13,615.61
  4. Step 4: Simplify right side
    24,945.39x = 468,722,103.74
  5. Step 5: Solve for x
    x = 468,722,103.74/24,945.39
  6. Step 6: Final answer
    x = 18,789.93

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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.