Home / 18,391.28-27,592.16-9,034.00

Finding the Fourth Proportional to 18,391.28, 27,592.16 and 9,034.00

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Solution

The fourth proportional to 18,391.28, 27,592.16 and 9,034.00 is: 13,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391.28 : 27,592.16 = 9,034.00 : x
  2. Step 2: Convert to fraction form
    18,391.28/27,592.16 = 9,034.00/x
  3. Step 3: Cross multiply
    18,391.28x = 27,592.16 × 9,034.00
  4. Step 4: Simplify right side
    18,391.28x = 249,267,459.29
  5. Step 5: Solve for x
    x = 249,267,459.29/18,391.28
  6. Step 6: Final answer
    x = 13,553.57

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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.