Home / 22,568.05-31,134.26-13,610.46

Finding the Fourth Proportional to 22,568.05, 31,134.26 and 13,610.46

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Solution

The fourth proportional to 22,568.05, 31,134.26 and 13,610.46 is: 18,776.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,568.05 : 31,134.26 = 13,610.46 : x
  2. Step 2: Convert to fraction form
    22,568.05/31,134.26 = 13,610.46/x
  3. Step 3: Cross multiply
    22,568.05x = 31,134.26 × 13,610.46
  4. Step 4: Simplify right side
    22,568.05x = 423,751,600.36
  5. Step 5: Solve for x
    x = 423,751,600.36/22,568.05
  6. Step 6: Final answer
    x = 18,776.62

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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.