Home / 31,966.76-44,116.32-17,821.88

Finding the Fourth Proportional to 31,966.76, 44,116.32 and 17,821.88

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Solution

The fourth proportional to 31,966.76, 44,116.32 and 17,821.88 is: 24,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,966.76 : 44,116.32 = 17,821.88 : x
  2. Step 2: Convert to fraction form
    31,966.76/44,116.32 = 17,821.88/x
  3. Step 3: Cross multiply
    31,966.76x = 44,116.32 × 17,821.88
  4. Step 4: Simplify right side
    31,966.76x = 786,235,761.08
  5. Step 5: Solve for x
    x = 786,235,761.08/31,966.76
  6. Step 6: Final answer
    x = 24,595.42

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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.