Home / 26,371.12-39,542.08-20,048.28

Finding the Fourth Proportional to 26,371.12, 39,542.08 and 20,048.28

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Solution

The fourth proportional to 26,371.12, 39,542.08 and 20,048.28 is: 30,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,371.12 : 39,542.08 = 20,048.28 : x
  2. Step 2: Convert to fraction form
    26,371.12/39,542.08 = 20,048.28/x
  3. Step 3: Cross multiply
    26,371.12x = 39,542.08 × 20,048.28
  4. Step 4: Simplify right side
    26,371.12x = 792,750,691.62
  5. Step 5: Solve for x
    x = 792,750,691.62/26,371.12
  6. Step 6: Final answer
    x = 30,061.32

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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.