Home / 31,893.38-44,013.84-18,463.40

Finding the Fourth Proportional to 31,893.38, 44,013.84 and 18,463.40

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Solution

The fourth proportional to 31,893.38, 44,013.84 and 18,463.40 is: 25,480.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,893.38 : 44,013.84 = 18,463.40 : x
  2. Step 2: Convert to fraction form
    31,893.38/44,013.84 = 18,463.40/x
  3. Step 3: Cross multiply
    31,893.38x = 44,013.84 × 18,463.40
  4. Step 4: Simplify right side
    31,893.38x = 812,645,133.46
  5. Step 5: Solve for x
    x = 812,645,133.46/31,893.38
  6. Step 6: Final answer
    x = 25,480.06

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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.