Home / 17,874.32-24,650.40-11,160.56

Finding the Fourth Proportional to 17,874.32, 24,650.40 and 11,160.56

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Solution

The fourth proportional to 17,874.32, 24,650.40 and 11,160.56 is: 15,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,874.32 : 24,650.40 = 11,160.56 : x
  2. Step 2: Convert to fraction form
    17,874.32/24,650.40 = 11,160.56/x
  3. Step 3: Cross multiply
    17,874.32x = 24,650.40 × 11,160.56
  4. Step 4: Simplify right side
    17,874.32x = 275,112,268.22
  5. Step 5: Solve for x
    x = 275,112,268.22/17,874.32
  6. Step 6: Final answer
    x = 15,391.48

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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.