Home / 26,390.97-39,592.22-8,860.34

Finding the Fourth Proportional to 26,390.97, 39,592.22 and 8,860.34

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Solution

The fourth proportional to 26,390.97, 39,592.22 and 8,860.34 is: 13,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.97 : 39,592.22 = 8,860.34 : x
  2. Step 2: Convert to fraction form
    26,390.97/39,592.22 = 8,860.34/x
  3. Step 3: Cross multiply
    26,390.97x = 39,592.22 × 8,860.34
  4. Step 4: Simplify right side
    26,390.97x = 350,800,288.29
  5. Step 5: Solve for x
    x = 350,800,288.29/26,390.97
  6. Step 6: Final answer
    x = 13,292.44

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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.