Home / 27,147.18-40,710.24-9,374.61

Finding the Fourth Proportional to 27,147.18, 40,710.24 and 9,374.61

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Solution

The fourth proportional to 27,147.18, 40,710.24 and 9,374.61 is: 14,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,147.18 : 40,710.24 = 9,374.61 : x
  2. Step 2: Convert to fraction form
    27,147.18/40,710.24 = 9,374.61/x
  3. Step 3: Cross multiply
    27,147.18x = 40,710.24 × 9,374.61
  4. Step 4: Simplify right side
    27,147.18x = 381,642,623.01
  5. Step 5: Solve for x
    x = 381,642,623.01/27,147.18
  6. Step 6: Final answer
    x = 14,058.28

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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.