Home / 14,687.20-22,022.70-6,365.80

Finding the Fourth Proportional to 14,687.20, 22,022.70 and 6,365.80

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Solution

The fourth proportional to 14,687.20, 22,022.70 and 6,365.80 is: 9,545.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.20 : 22,022.70 = 6,365.80 : x
  2. Step 2: Convert to fraction form
    14,687.20/22,022.70 = 6,365.80/x
  3. Step 3: Cross multiply
    14,687.20x = 22,022.70 × 6,365.80
  4. Step 4: Simplify right side
    14,687.20x = 140,192,103.66
  5. Step 5: Solve for x
    x = 140,192,103.66/14,687.20
  6. Step 6: Final answer
    x = 9,545.19

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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.