Home / 40,757.85-61,115.58-14,458.77

Finding the Fourth Proportional to 40,757.85, 61,115.58 and 14,458.77

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Solution

The fourth proportional to 40,757.85, 61,115.58 and 14,458.77 is: 21,680.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,757.85 : 61,115.58 = 14,458.77 : x
  2. Step 2: Convert to fraction form
    40,757.85/61,115.58 = 14,458.77/x
  3. Step 3: Cross multiply
    40,757.85x = 61,115.58 × 14,458.77
  4. Step 4: Simplify right side
    40,757.85x = 883,656,114.64
  5. Step 5: Solve for x
    x = 883,656,114.64/40,757.85
  6. Step 6: Final answer
    x = 21,680.64

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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.