Home / 14,455.20-21,634.20-10,081.20

Finding the Fourth Proportional to 14,455.20, 21,634.20 and 10,081.20

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Solution

The fourth proportional to 14,455.20, 21,634.20 and 10,081.20 is: 15,087.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,455.20 : 21,634.20 = 10,081.20 : x
  2. Step 2: Convert to fraction form
    14,455.20/21,634.20 = 10,081.20/x
  3. Step 3: Cross multiply
    14,455.20x = 21,634.20 × 10,081.20
  4. Step 4: Simplify right side
    14,455.20x = 218,098,697.04
  5. Step 5: Solve for x
    x = 218,098,697.04/14,455.20
  6. Step 6: Final answer
    x = 15,087.91

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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.