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Finding the Fourth Proportional to 18,036.16, 24,888 and 10,481.08

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Solution

The fourth proportional to 18,036.16, 24,888 and 10,481.08 is: 14,462.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.16 : 24,888 = 10,481.08 : x
  2. Step 2: Convert to fraction form
    18,036.16/24,888 = 10,481.08/x
  3. Step 3: Cross multiply
    18,036.16x = 24,888 × 10,481.08
  4. Step 4: Simplify right side
    18,036.16x = 260,853,119.04
  5. Step 5: Solve for x
    x = 260,853,119.04/18,036.16
  6. Step 6: Final answer
    x = 14,462.79

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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.