Home / 19,441.92-29,165.76-5,589.12

Finding the Fourth Proportional to 19,441.92, 29,165.76 and 5,589.12

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Solution

The fourth proportional to 19,441.92, 29,165.76 and 5,589.12 is: 8,384.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441.92 : 29,165.76 = 5,589.12 : x
  2. Step 2: Convert to fraction form
    19,441.92/29,165.76 = 5,589.12/x
  3. Step 3: Cross multiply
    19,441.92x = 29,165.76 × 5,589.12
  4. Step 4: Simplify right side
    19,441.92x = 163,010,932.53
  5. Step 5: Solve for x
    x = 163,010,932.53/19,441.92
  6. Step 6: Final answer
    x = 8,384.51

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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.