Home / 29,679.28-44,521.23-8,619.66

Finding the Fourth Proportional to 29,679.28, 44,521.23 and 8,619.66

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Solution

The fourth proportional to 29,679.28, 44,521.23 and 8,619.66 is: 12,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.28 : 44,521.23 = 8,619.66 : x
  2. Step 2: Convert to fraction form
    29,679.28/44,521.23 = 8,619.66/x
  3. Step 3: Cross multiply
    29,679.28x = 44,521.23 × 8,619.66
  4. Step 4: Simplify right side
    29,679.28x = 383,757,976.68
  5. Step 5: Solve for x
    x = 383,757,976.68/29,679.28
  6. Step 6: Final answer
    x = 12,930.17

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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.