Home / 31,972.73-44,128.02-20,046.29

Finding the Fourth Proportional to 31,972.73, 44,128.02 and 20,046.29

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Solution

The fourth proportional to 31,972.73, 44,128.02 and 20,046.29 is: 27,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,972.73 : 44,128.02 = 20,046.29 : x
  2. Step 2: Convert to fraction form
    31,972.73/44,128.02 = 20,046.29/x
  3. Step 3: Cross multiply
    31,972.73x = 44,128.02 × 20,046.29
  4. Step 4: Simplify right side
    31,972.73x = 884,603,086.05
  5. Step 5: Solve for x
    x = 884,603,086.05/31,972.73
  6. Step 6: Final answer
    x = 27,667.42

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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.