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Finding the Fourth Proportional to 61,037.29, 91,520.29 and 25,958.89

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Solution

The fourth proportional to 61,037.29, 91,520.29 and 25,958.89 is: 38,923.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,037.29 : 91,520.29 = 25,958.89 : x
  2. Step 2: Convert to fraction form
    61,037.29/91,520.29 = 25,958.89/x
  3. Step 3: Cross multiply
    61,037.29x = 91,520.29 × 25,958.89
  4. Step 4: Simplify right side
    61,037.29x = 2,375,765,140.88
  5. Step 5: Solve for x
    x = 2,375,765,140.88/61,037.29
  6. Step 6: Final answer
    x = 38,923.18

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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.