Home / 24,951.71-34,434.18-13,621.88

Finding the Fourth Proportional to 24,951.71, 34,434.18 and 13,621.88

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Solution

The fourth proportional to 24,951.71, 34,434.18 and 13,621.88 is: 18,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,951.71 : 34,434.18 = 13,621.88 : x
  2. Step 2: Convert to fraction form
    24,951.71/34,434.18 = 13,621.88/x
  3. Step 3: Cross multiply
    24,951.71x = 34,434.18 × 13,621.88
  4. Step 4: Simplify right side
    24,951.71x = 469,058,095.69
  5. Step 5: Solve for x
    x = 469,058,095.69/24,951.71
  6. Step 6: Final answer
    x = 18,798.64

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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.