Home / 18,568.24-25,620.51-11,397.31

Finding the Fourth Proportional to 18,568.24, 25,620.51 and 11,397.31

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Solution

The fourth proportional to 18,568.24, 25,620.51 and 11,397.31 is: 15,726.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568.24 : 25,620.51 = 11,397.31 : x
  2. Step 2: Convert to fraction form
    18,568.24/25,620.51 = 11,397.31/x
  3. Step 3: Cross multiply
    18,568.24x = 25,620.51 × 11,397.31
  4. Step 4: Simplify right side
    18,568.24x = 292,004,894.83
  5. Step 5: Solve for x
    x = 292,004,894.83/18,568.24
  6. Step 6: Final answer
    x = 15,726.04

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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.