Home / 24,031.35-33,151.19-15,540.71

Finding the Fourth Proportional to 24,031.35, 33,151.19 and 15,540.71

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Solution

The fourth proportional to 24,031.35, 33,151.19 and 15,540.71 is: 21,438.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,031.35 : 33,151.19 = 15,540.71 : x
  2. Step 2: Convert to fraction form
    24,031.35/33,151.19 = 15,540.71/x
  3. Step 3: Cross multiply
    24,031.35x = 33,151.19 × 15,540.71
  4. Step 4: Simplify right side
    24,031.35x = 515,192,786.49
  5. Step 5: Solve for x
    x = 515,192,786.49/24,031.35
  6. Step 6: Final answer
    x = 21,438.36

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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.