Home / 18,356.11-25,327.17-10,698.19

Finding the Fourth Proportional to 18,356.11, 25,327.17 and 10,698.19

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Solution

The fourth proportional to 18,356.11, 25,327.17 and 10,698.19 is: 14,761.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356.11 : 25,327.17 = 10,698.19 : x
  2. Step 2: Convert to fraction form
    18,356.11/25,327.17 = 10,698.19/x
  3. Step 3: Cross multiply
    18,356.11x = 25,327.17 × 10,698.19
  4. Step 4: Simplify right side
    18,356.11x = 270,954,834.08
  5. Step 5: Solve for x
    x = 270,954,834.08/18,356.11
  6. Step 6: Final answer
    x = 14,761.02

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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.