Home / 16,695.40-25,010.70-9,761.80

Finding the Fourth Proportional to 16,695.40, 25,010.70 and 9,761.80

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Solution

The fourth proportional to 16,695.40, 25,010.70 and 9,761.80 is: 14,623.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,695.40 : 25,010.70 = 9,761.80 : x
  2. Step 2: Convert to fraction form
    16,695.40/25,010.70 = 9,761.80/x
  3. Step 3: Cross multiply
    16,695.40x = 25,010.70 × 9,761.80
  4. Step 4: Simplify right side
    16,695.40x = 244,149,451.26
  5. Step 5: Solve for x
    x = 244,149,451.26/16,695.40
  6. Step 6: Final answer
    x = 14,623.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.