Home / 31,932.70-44,063.76-18,508.16

Finding the Fourth Proportional to 31,932.70, 44,063.76 and 18,508.16

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Solution

The fourth proportional to 31,932.70, 44,063.76 and 18,508.16 is: 25,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,932.70 : 44,063.76 = 18,508.16 : x
  2. Step 2: Convert to fraction form
    31,932.70/44,063.76 = 18,508.16/x
  3. Step 3: Cross multiply
    31,932.70x = 44,063.76 × 18,508.16
  4. Step 4: Simplify right side
    31,932.70x = 815,539,299.85
  5. Step 5: Solve for x
    x = 815,539,299.85/31,932.70
  6. Step 6: Final answer
    x = 25,539.32

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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.