Home / 22,375.45-33,555.48-9,887.05

Finding the Fourth Proportional to 22,375.45, 33,555.48 and 9,887.05

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Solution

The fourth proportional to 22,375.45, 33,555.48 and 9,887.05 is: 14,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,375.45 : 33,555.48 = 9,887.05 : x
  2. Step 2: Convert to fraction form
    22,375.45/33,555.48 = 9,887.05/x
  3. Step 3: Cross multiply
    22,375.45x = 33,555.48 × 9,887.05
  4. Step 4: Simplify right side
    22,375.45x = 331,764,708.53
  5. Step 5: Solve for x
    x = 331,764,708.53/22,375.45
  6. Step 6: Final answer
    x = 14,827.17

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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.