Home / 23,239.79-34,821.37-13,387.35

Finding the Fourth Proportional to 23,239.79, 34,821.37 and 13,387.35

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Solution

The fourth proportional to 23,239.79, 34,821.37 and 13,387.35 is: 20,058.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.79 : 34,821.37 = 13,387.35 : x
  2. Step 2: Convert to fraction form
    23,239.79/34,821.37 = 13,387.35/x
  3. Step 3: Cross multiply
    23,239.79x = 34,821.37 × 13,387.35
  4. Step 4: Simplify right side
    23,239.79x = 466,165,800.73
  5. Step 5: Solve for x
    x = 466,165,800.73/23,239.79
  6. Step 6: Final answer
    x = 20,058.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.