Home / 26,433.20-39,645.96-7,708.22

Finding the Fourth Proportional to 26,433.20, 39,645.96 and 7,708.22

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Solution

The fourth proportional to 26,433.20, 39,645.96 and 7,708.22 is: 11,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433.20 : 39,645.96 = 7,708.22 : x
  2. Step 2: Convert to fraction form
    26,433.20/39,645.96 = 7,708.22/x
  3. Step 3: Cross multiply
    26,433.20x = 39,645.96 × 7,708.22
  4. Step 4: Simplify right side
    26,433.20x = 305,599,781.79
  5. Step 5: Solve for x
    x = 305,599,781.79/26,433.20
  6. Step 6: Final answer
    x = 11,561.21

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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.