Home / 25,744.38-38,628.63-9,116.97

Finding the Fourth Proportional to 25,744.38, 38,628.63 and 9,116.97

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Solution

The fourth proportional to 25,744.38, 38,628.63 and 9,116.97 is: 13,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,744.38 : 38,628.63 = 9,116.97 : x
  2. Step 2: Convert to fraction form
    25,744.38/38,628.63 = 9,116.97/x
  3. Step 3: Cross multiply
    25,744.38x = 38,628.63 × 9,116.97
  4. Step 4: Simplify right side
    25,744.38x = 352,176,060.85
  5. Step 5: Solve for x
    x = 352,176,060.85/25,744.38
  6. Step 6: Final answer
    x = 13,679.73

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1.5x scale

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.