Home / 24,991.30-34,488.12-13,660.62

Finding the Fourth Proportional to 24,991.30, 34,488.12 and 13,660.62

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Solution

The fourth proportional to 24,991.30, 34,488.12 and 13,660.62 is: 18,851.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,991.30 : 34,488.12 = 13,660.62 : x
  2. Step 2: Convert to fraction form
    24,991.30/34,488.12 = 13,660.62/x
  3. Step 3: Cross multiply
    24,991.30x = 34,488.12 × 13,660.62
  4. Step 4: Simplify right side
    24,991.30x = 471,129,101.83
  5. Step 5: Solve for x
    x = 471,129,101.83/24,991.30
  6. Step 6: Final answer
    x = 18,851.72

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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.