Home / 16,869.92-25,304.96-4,389.17

Finding the Fourth Proportional to 16,869.92, 25,304.96 and 4,389.17

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Solution

The fourth proportional to 16,869.92, 25,304.96 and 4,389.17 is: 6,583.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.92 : 25,304.96 = 4,389.17 : x
  2. Step 2: Convert to fraction form
    16,869.92/25,304.96 = 4,389.17/x
  3. Step 3: Cross multiply
    16,869.92x = 25,304.96 × 4,389.17
  4. Step 4: Simplify right side
    16,869.92x = 111,067,655.73
  5. Step 5: Solve for x
    x = 111,067,655.73/16,869.92
  6. Step 6: Final answer
    x = 6,583.77

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1.5x scale

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.