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Finding the Fourth Proportional to 18,113.49, 24,996.15 and 10,047.11

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Solution

The fourth proportional to 18,113.49, 24,996.15 and 10,047.11 is: 13,864.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,113.49 : 24,996.15 = 10,047.11 : x
  2. Step 2: Convert to fraction form
    18,113.49/24,996.15 = 10,047.11/x
  3. Step 3: Cross multiply
    18,113.49x = 24,996.15 × 10,047.11
  4. Step 4: Simplify right side
    18,113.49x = 251,138,943.65
  5. Step 5: Solve for x
    x = 251,138,943.65/18,113.49
  6. Step 6: Final answer
    x = 13,864.75

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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.