Home / 22,879.28-31,593.11-14,395.54

Finding the Fourth Proportional to 22,879.28, 31,593.11 and 14,395.54

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Solution

The fourth proportional to 22,879.28, 31,593.11 and 14,395.54 is: 19,878.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,879.28 : 31,593.11 = 14,395.54 : x
  2. Step 2: Convert to fraction form
    22,879.28/31,593.11 = 14,395.54/x
  3. Step 3: Cross multiply
    22,879.28x = 31,593.11 × 14,395.54
  4. Step 4: Simplify right side
    22,879.28x = 454,799,878.73
  5. Step 5: Solve for x
    x = 454,799,878.73/22,879.28
  6. Step 6: Final answer
    x = 19,878.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.