Home / 16,227.54-22,378.48-9,855.17

Finding the Fourth Proportional to 16,227.54, 22,378.48 and 9,855.17

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Solution

The fourth proportional to 16,227.54, 22,378.48 and 9,855.17 is: 13,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.54 : 22,378.48 = 9,855.17 : x
  2. Step 2: Convert to fraction form
    16,227.54/22,378.48 = 9,855.17/x
  3. Step 3: Cross multiply
    16,227.54x = 22,378.48 × 9,855.17
  4. Step 4: Simplify right side
    16,227.54x = 220,543,672.13
  5. Step 5: Solve for x
    x = 220,543,672.13/16,227.54
  6. Step 6: Final answer
    x = 13,590.70

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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.