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Finding the Fourth Proportional to 44,074.76, 66,110.85 and 12,484.76

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Solution

The fourth proportional to 44,074.76, 66,110.85 and 12,484.76 is: 18,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,074.76 : 66,110.85 = 12,484.76 : x
  2. Step 2: Convert to fraction form
    44,074.76/66,110.85 = 12,484.76/x
  3. Step 3: Cross multiply
    44,074.76x = 66,110.85 × 12,484.76
  4. Step 4: Simplify right side
    44,074.76x = 825,377,765.09
  5. Step 5: Solve for x
    x = 825,377,765.09/44,074.76
  6. Step 6: Final answer
    x = 18,726.77

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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.