Home / 39,126.60-58,589.70-21,576.96

Finding the Fourth Proportional to 39,126.60, 58,589.70 and 21,576.96

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Solution

The fourth proportional to 39,126.60, 58,589.70 and 21,576.96 is: 32,310.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,126.60 : 58,589.70 = 21,576.96 : x
  2. Step 2: Convert to fraction form
    39,126.60/58,589.70 = 21,576.96/x
  3. Step 3: Cross multiply
    39,126.60x = 58,589.70 × 21,576.96
  4. Step 4: Simplify right side
    39,126.60x = 1,264,187,613.31
  5. Step 5: Solve for x
    x = 1,264,187,613.31/39,126.60
  6. Step 6: Final answer
    x = 32,310.18

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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.