Home / 18,182.04-25,093.12-11,113.18

Finding the Fourth Proportional to 18,182.04, 25,093.12 and 11,113.18

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Solution

The fourth proportional to 18,182.04, 25,093.12 and 11,113.18 is: 15,337.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.04 : 25,093.12 = 11,113.18 : x
  2. Step 2: Convert to fraction form
    18,182.04/25,093.12 = 11,113.18/x
  3. Step 3: Cross multiply
    18,182.04x = 25,093.12 × 11,113.18
  4. Step 4: Simplify right side
    18,182.04x = 278,864,359.32
  5. Step 5: Solve for x
    x = 278,864,359.32/18,182.04
  6. Step 6: Final answer
    x = 15,337.35

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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.