Home / 24,985.31-34,479.82-13,654.81

Finding the Fourth Proportional to 24,985.31, 34,479.82 and 13,654.81

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Solution

The fourth proportional to 24,985.31, 34,479.82 and 13,654.81 is: 18,843.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,985.31 : 34,479.82 = 13,654.81 : x
  2. Step 2: Convert to fraction form
    24,985.31/34,479.82 = 13,654.81/x
  3. Step 3: Cross multiply
    24,985.31x = 34,479.82 × 13,654.81
  4. Step 4: Simplify right side
    24,985.31x = 470,815,339.16
  5. Step 5: Solve for x
    x = 470,815,339.16/24,985.31
  6. Step 6: Final answer
    x = 18,843.68

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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.