Home / 15,218.78-22,832.70-5,859.62

Finding the Fourth Proportional to 15,218.78, 22,832.70 and 5,859.62

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Solution

The fourth proportional to 15,218.78, 22,832.70 and 5,859.62 is: 8,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,218.78 : 22,832.70 = 5,859.62 : x
  2. Step 2: Convert to fraction form
    15,218.78/22,832.70 = 5,859.62/x
  3. Step 3: Cross multiply
    15,218.78x = 22,832.70 × 5,859.62
  4. Step 4: Simplify right side
    15,218.78x = 133,790,945.57
  5. Step 5: Solve for x
    x = 133,790,945.57/15,218.78
  6. Step 6: Final answer
    x = 8,791.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.