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Finding the Fourth Proportional to 29,379.81, 44,064.08 and 8,314.76

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Solution

The fourth proportional to 29,379.81, 44,064.08 and 8,314.76 is: 12,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379.81 : 44,064.08 = 8,314.76 : x
  2. Step 2: Convert to fraction form
    29,379.81/44,064.08 = 8,314.76/x
  3. Step 3: Cross multiply
    29,379.81x = 44,064.08 × 8,314.76
  4. Step 4: Simplify right side
    29,379.81x = 366,382,349.59
  5. Step 5: Solve for x
    x = 366,382,349.59/29,379.81
  6. Step 6: Final answer
    x = 12,470.55

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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.