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Finding the Fourth Proportional to 29,642.85, 44,435.70 and 9,910.44

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Solution

The fourth proportional to 29,642.85, 44,435.70 and 9,910.44 is: 14,856.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,642.85 : 44,435.70 = 9,910.44 : x
  2. Step 2: Convert to fraction form
    29,642.85/44,435.70 = 9,910.44/x
  3. Step 3: Cross multiply
    29,642.85x = 44,435.70 × 9,910.44
  4. Step 4: Simplify right side
    29,642.85x = 440,377,338.71
  5. Step 5: Solve for x
    x = 440,377,338.71/29,642.85
  6. Step 6: Final answer
    x = 14,856.11

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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.