Home / 39,234.60-58,881.08-18,472.68

Finding the Fourth Proportional to 39,234.60, 58,881.08 and 18,472.68

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Solution

The fourth proportional to 39,234.60, 58,881.08 and 18,472.68 is: 27,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,234.60 : 58,881.08 = 18,472.68 : x
  2. Step 2: Convert to fraction form
    39,234.60/58,881.08 = 18,472.68/x
  3. Step 3: Cross multiply
    39,234.60x = 58,881.08 × 18,472.68
  4. Step 4: Simplify right side
    39,234.60x = 1,087,691,348.89
  5. Step 5: Solve for x
    x = 1,087,691,348.89/39,234.60
  6. Step 6: Final answer
    x = 27,722.76

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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.