Home / 18,327.43-25,292.73-10,774.18

Finding the Fourth Proportional to 18,327.43, 25,292.73 and 10,774.18

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Solution

The fourth proportional to 18,327.43, 25,292.73 and 10,774.18 is: 14,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.43 : 25,292.73 = 10,774.18 : x
  2. Step 2: Convert to fraction form
    18,327.43/25,292.73 = 10,774.18/x
  3. Step 3: Cross multiply
    18,327.43x = 25,292.73 × 10,774.18
  4. Step 4: Simplify right side
    18,327.43x = 272,508,425.71
  5. Step 5: Solve for x
    x = 272,508,425.71/18,327.43
  6. Step 6: Final answer
    x = 14,868.88

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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.