Home / 31,963.70-44,110.10-18,542.95

Finding the Fourth Proportional to 31,963.70, 44,110.10 and 18,542.95

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Solution

The fourth proportional to 31,963.70, 44,110.10 and 18,542.95 is: 25,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,963.70 : 44,110.10 = 18,542.95 : x
  2. Step 2: Convert to fraction form
    31,963.70/44,110.10 = 18,542.95/x
  3. Step 3: Cross multiply
    31,963.70x = 44,110.10 × 18,542.95
  4. Step 4: Simplify right side
    31,963.70x = 817,931,314.88
  5. Step 5: Solve for x
    x = 817,931,314.88/31,963.70
  6. Step 6: Final answer
    x = 25,589.38

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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.