Home / 41,402.40-62,113.24-11,820.64

Finding the Fourth Proportional to 41,402.40, 62,113.24 and 11,820.64

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Solution

The fourth proportional to 41,402.40, 62,113.24 and 11,820.64 is: 17,733.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,402.40 : 62,113.24 = 11,820.64 : x
  2. Step 2: Convert to fraction form
    41,402.40/62,113.24 = 11,820.64/x
  3. Step 3: Cross multiply
    41,402.40x = 62,113.24 × 11,820.64
  4. Step 4: Simplify right side
    41,402.40x = 734,218,249.27
  5. Step 5: Solve for x
    x = 734,218,249.27/41,402.40
  6. Step 6: Final answer
    x = 17,733.71

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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.