Home / 18,233.28-25,167.38-10,681.25

Finding the Fourth Proportional to 18,233.28, 25,167.38 and 10,681.25

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Solution

The fourth proportional to 18,233.28, 25,167.38 and 10,681.25 is: 14,743.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.28 : 25,167.38 = 10,681.25 : x
  2. Step 2: Convert to fraction form
    18,233.28/25,167.38 = 10,681.25/x
  3. Step 3: Cross multiply
    18,233.28x = 25,167.38 × 10,681.25
  4. Step 4: Simplify right side
    18,233.28x = 268,818,898.38
  5. Step 5: Solve for x
    x = 268,818,898.38/18,233.28
  6. Step 6: Final answer
    x = 14,743.31

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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.