Home / 18,099.97-24,977.62-10,142.17

Finding the Fourth Proportional to 18,099.97, 24,977.62 and 10,142.17

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Solution

The fourth proportional to 18,099.97, 24,977.62 and 10,142.17 is: 13,996.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,099.97 : 24,977.62 = 10,142.17 : x
  2. Step 2: Convert to fraction form
    18,099.97/24,977.62 = 10,142.17/x
  3. Step 3: Cross multiply
    18,099.97x = 24,977.62 × 10,142.17
  4. Step 4: Simplify right side
    18,099.97x = 253,327,218.47
  5. Step 5: Solve for x
    x = 253,327,218.47/18,099.97
  6. Step 6: Final answer
    x = 13,996.00

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1.5x scale

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.