Home / 18,042.54-24,899.64-10,874.70

Finding the Fourth Proportional to 18,042.54, 24,899.64 and 10,874.70

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Solution

The fourth proportional to 18,042.54, 24,899.64 and 10,874.70 is: 15,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.54 : 24,899.64 = 10,874.70 : x
  2. Step 2: Convert to fraction form
    18,042.54/24,899.64 = 10,874.70/x
  3. Step 3: Cross multiply
    18,042.54x = 24,899.64 × 10,874.70
  4. Step 4: Simplify right side
    18,042.54x = 270,776,115.11
  5. Step 5: Solve for x
    x = 270,776,115.11/18,042.54
  6. Step 6: Final answer
    x = 15,007.65

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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.