Home / 25,747.92-38,630.16-10,969.47

Finding the Fourth Proportional to 25,747.92, 38,630.16 and 10,969.47

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Solution

The fourth proportional to 25,747.92, 38,630.16 and 10,969.47 is: 16,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.92 : 38,630.16 = 10,969.47 : x
  2. Step 2: Convert to fraction form
    25,747.92/38,630.16 = 10,969.47/x
  3. Step 3: Cross multiply
    25,747.92x = 38,630.16 × 10,969.47
  4. Step 4: Simplify right side
    25,747.92x = 423,752,381.22
  5. Step 5: Solve for x
    x = 423,752,381.22/25,747.92
  6. Step 6: Final answer
    x = 16,457.73

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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.