Home / 39,279.12-58,918.68-32,339.04

Finding the Fourth Proportional to 39,279.12, 58,918.68 and 32,339.04

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Solution

The fourth proportional to 39,279.12, 58,918.68 and 32,339.04 is: 48,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,279.12 : 58,918.68 = 32,339.04 : x
  2. Step 2: Convert to fraction form
    39,279.12/58,918.68 = 32,339.04/x
  3. Step 3: Cross multiply
    39,279.12x = 58,918.68 × 32,339.04
  4. Step 4: Simplify right side
    39,279.12x = 1,905,373,549.27
  5. Step 5: Solve for x
    x = 1,905,373,549.27/39,279.12
  6. Step 6: Final answer
    x = 48,508.56

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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.