Home / 31,974.48-44,130.42-20,048.04

Finding the Fourth Proportional to 31,974.48, 44,130.42 and 20,048.04

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Solution

The fourth proportional to 31,974.48, 44,130.42 and 20,048.04 is: 27,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,974.48 : 44,130.42 = 20,048.04 : x
  2. Step 2: Convert to fraction form
    31,974.48/44,130.42 = 20,048.04/x
  3. Step 3: Cross multiply
    31,974.48x = 44,130.42 × 20,048.04
  4. Step 4: Simplify right side
    31,974.48x = 884,728,425.38
  5. Step 5: Solve for x
    x = 884,728,425.38/31,974.48
  6. Step 6: Final answer
    x = 27,669.83

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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.