Home / 18,098.17-24,974.77-10,140

Finding the Fourth Proportional to 18,098.17, 24,974.77 and 10,140

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Solution

The fourth proportional to 18,098.17, 24,974.77 and 10,140 is: 13,992.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.17 : 24,974.77 = 10,140 : x
  2. Step 2: Convert to fraction form
    18,098.17/24,974.77 = 10,140/x
  3. Step 3: Cross multiply
    18,098.17x = 24,974.77 × 10,140
  4. Step 4: Simplify right side
    18,098.17x = 253,244,167.80
  5. Step 5: Solve for x
    x = 253,244,167.80/18,098.17
  6. Step 6: Final answer
    x = 13,992.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.