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Finding the Fourth Proportional to 29,381.67, 44,078.99 and 9,659.39

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Solution

The fourth proportional to 29,381.67, 44,078.99 and 9,659.39 is: 14,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381.67 : 44,078.99 = 9,659.39 : x
  2. Step 2: Convert to fraction form
    29,381.67/44,078.99 = 9,659.39/x
  3. Step 3: Cross multiply
    29,381.67x = 44,078.99 × 9,659.39
  4. Step 4: Simplify right side
    29,381.67x = 425,775,886.52
  5. Step 5: Solve for x
    x = 425,775,886.52/29,381.67
  6. Step 6: Final answer
    x = 14,491.21

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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.