Home / 38,827.38-58,250.79-12,531.54

Finding the Fourth Proportional to 38,827.38, 58,250.79 and 12,531.54

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Solution

The fourth proportional to 38,827.38, 58,250.79 and 12,531.54 is: 18,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,827.38 : 58,250.79 = 12,531.54 : x
  2. Step 2: Convert to fraction form
    38,827.38/58,250.79 = 12,531.54/x
  3. Step 3: Cross multiply
    38,827.38x = 58,250.79 × 12,531.54
  4. Step 4: Simplify right side
    38,827.38x = 729,972,104.92
  5. Step 5: Solve for x
    x = 729,972,104.92/38,827.38
  6. Step 6: Final answer
    x = 18,800.45

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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.