Home / 26,487.76-39,731.70-9,851.44

Finding the Fourth Proportional to 26,487.76, 39,731.70 and 9,851.44

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Solution

The fourth proportional to 26,487.76, 39,731.70 and 9,851.44 is: 14,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487.76 : 39,731.70 = 9,851.44 : x
  2. Step 2: Convert to fraction form
    26,487.76/39,731.70 = 9,851.44/x
  3. Step 3: Cross multiply
    26,487.76x = 39,731.70 × 9,851.44
  4. Step 4: Simplify right side
    26,487.76x = 391,414,458.65
  5. Step 5: Solve for x
    x = 391,414,458.65/26,487.76
  6. Step 6: Final answer
    x = 14,777.18

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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.