Home / 40,697.46-61,139.97-39,015.99

Finding the Fourth Proportional to 40,697.46, 61,139.97 and 39,015.99

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Solution

The fourth proportional to 40,697.46, 61,139.97 and 39,015.99 is: 58,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697.46 : 61,139.97 = 39,015.99 : x
  2. Step 2: Convert to fraction form
    40,697.46/61,139.97 = 39,015.99/x
  3. Step 3: Cross multiply
    40,697.46x = 61,139.97 × 39,015.99
  4. Step 4: Simplify right side
    40,697.46x = 2,385,436,458.12
  5. Step 5: Solve for x
    x = 2,385,436,458.12/40,697.46
  6. Step 6: Final answer
    x = 58,613.89

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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.