Home / 26,092.26-39,089.18-20,220.17

Finding the Fourth Proportional to 26,092.26, 39,089.18 and 20,220.17

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Solution

The fourth proportional to 26,092.26, 39,089.18 and 20,220.17 is: 30,292.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,092.26 : 39,089.18 = 20,220.17 : x
  2. Step 2: Convert to fraction form
    26,092.26/39,089.18 = 20,220.17/x
  3. Step 3: Cross multiply
    26,092.26x = 39,089.18 × 20,220.17
  4. Step 4: Simplify right side
    26,092.26x = 790,389,719.87
  5. Step 5: Solve for x
    x = 790,389,719.87/26,092.26
  6. Step 6: Final answer
    x = 30,292.11

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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.