Home / 17,812.28-24,581.18-11,100.62

Finding the Fourth Proportional to 17,812.28, 24,581.18 and 11,100.62

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Solution

The fourth proportional to 17,812.28, 24,581.18 and 11,100.62 is: 15,319.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,812.28 : 24,581.18 = 11,100.62 : x
  2. Step 2: Convert to fraction form
    17,812.28/24,581.18 = 11,100.62/x
  3. Step 3: Cross multiply
    17,812.28x = 24,581.18 × 11,100.62
  4. Step 4: Simplify right side
    17,812.28x = 272,866,243.18
  5. Step 5: Solve for x
    x = 272,866,243.18/17,812.28
  6. Step 6: Final answer
    x = 15,319.00

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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.