Home / 39,135.92-58,703.67-9,553.91

Finding the Fourth Proportional to 39,135.92, 58,703.67 and 9,553.91

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Solution

The fourth proportional to 39,135.92, 58,703.67 and 9,553.91 is: 14,330.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,135.92 : 58,703.67 = 9,553.91 : x
  2. Step 2: Convert to fraction form
    39,135.92/58,703.67 = 9,553.91/x
  3. Step 3: Cross multiply
    39,135.92x = 58,703.67 × 9,553.91
  4. Step 4: Simplify right side
    39,135.92x = 560,849,286.33
  5. Step 5: Solve for x
    x = 560,849,286.33/39,135.92
  6. Step 6: Final answer
    x = 14,330.81

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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.