Home / 25,603.92-38,398.33-8,960.85

Finding the Fourth Proportional to 25,603.92, 38,398.33 and 8,960.85

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Solution

The fourth proportional to 25,603.92, 38,398.33 and 8,960.85 is: 13,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603.92 : 38,398.33 = 8,960.85 : x
  2. Step 2: Convert to fraction form
    25,603.92/38,398.33 = 8,960.85/x
  3. Step 3: Cross multiply
    25,603.92x = 38,398.33 × 8,960.85
  4. Step 4: Simplify right side
    25,603.92x = 344,081,675.38
  5. Step 5: Solve for x
    x = 344,081,675.38/25,603.92
  6. Step 6: Final answer
    x = 13,438.63

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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.