Home / 14,761.31-20,370.35-8,046.98

Finding the Fourth Proportional to 14,761.31, 20,370.35 and 8,046.98

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Solution

The fourth proportional to 14,761.31, 20,370.35 and 8,046.98 is: 11,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,761.31 : 20,370.35 = 8,046.98 : x
  2. Step 2: Convert to fraction form
    14,761.31/20,370.35 = 8,046.98/x
  3. Step 3: Cross multiply
    14,761.31x = 20,370.35 × 8,046.98
  4. Step 4: Simplify right side
    14,761.31x = 163,919,793.70
  5. Step 5: Solve for x
    x = 163,919,793.70/14,761.31
  6. Step 6: Final answer
    x = 11,104.70

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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.