Home / 39,761.60-59,633.20-11,674.12

Finding the Fourth Proportional to 39,761.60, 59,633.20 and 11,674.12

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Solution

The fourth proportional to 39,761.60, 59,633.20 and 11,674.12 is: 17,508.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.60 : 59,633.20 = 11,674.12 : x
  2. Step 2: Convert to fraction form
    39,761.60/59,633.20 = 11,674.12/x
  3. Step 3: Cross multiply
    39,761.60x = 59,633.20 × 11,674.12
  4. Step 4: Simplify right side
    39,761.60x = 696,165,132.78
  5. Step 5: Solve for x
    x = 696,165,132.78/39,761.60
  6. Step 6: Final answer
    x = 17,508.48

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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.