Home / 24,743.76-34,129.26-15,306.72

Finding the Fourth Proportional to 24,743.76, 34,129.26 and 15,306.72

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Solution

The fourth proportional to 24,743.76, 34,129.26 and 15,306.72 is: 21,112.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,743.76 : 34,129.26 = 15,306.72 : x
  2. Step 2: Convert to fraction form
    24,743.76/34,129.26 = 15,306.72/x
  3. Step 3: Cross multiply
    24,743.76x = 34,129.26 × 15,306.72
  4. Step 4: Simplify right side
    24,743.76x = 522,407,026.63
  5. Step 5: Solve for x
    x = 522,407,026.63/24,743.76
  6. Step 6: Final answer
    x = 21,112.68

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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.