Home / 25,681.28-38,521.94-10,098.52

Finding the Fourth Proportional to 25,681.28, 38,521.94 and 10,098.52

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Solution

The fourth proportional to 25,681.28, 38,521.94 and 10,098.52 is: 15,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,681.28 : 38,521.94 = 10,098.52 : x
  2. Step 2: Convert to fraction form
    25,681.28/38,521.94 = 10,098.52/x
  3. Step 3: Cross multiply
    25,681.28x = 38,521.94 × 10,098.52
  4. Step 4: Simplify right side
    25,681.28x = 389,014,581.53
  5. Step 5: Solve for x
    x = 389,014,581.53/25,681.28
  6. Step 6: Final answer
    x = 15,147.79

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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.