Home / 22,367.35-33,549.27-9,887.78

Finding the Fourth Proportional to 22,367.35, 33,549.27 and 9,887.78

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Solution

The fourth proportional to 22,367.35, 33,549.27 and 9,887.78 is: 14,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,367.35 : 33,549.27 = 9,887.78 : x
  2. Step 2: Convert to fraction form
    22,367.35/33,549.27 = 9,887.78/x
  3. Step 3: Cross multiply
    22,367.35x = 33,549.27 × 9,887.78
  4. Step 4: Simplify right side
    22,367.35x = 331,727,808.98
  5. Step 5: Solve for x
    x = 331,727,808.98/22,367.35
  6. Step 6: Final answer
    x = 14,830.90

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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.