Home / 40,399.70-60,570.38-17,013.38

Finding the Fourth Proportional to 40,399.70, 60,570.38 and 17,013.38

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Solution

The fourth proportional to 40,399.70, 60,570.38 and 17,013.38 is: 25,507.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,399.70 : 60,570.38 = 17,013.38 : x
  2. Step 2: Convert to fraction form
    40,399.70/60,570.38 = 17,013.38/x
  3. Step 3: Cross multiply
    40,399.70x = 60,570.38 × 17,013.38
  4. Step 4: Simplify right side
    40,399.70x = 1,030,506,891.68
  5. Step 5: Solve for x
    x = 1,030,506,891.68/40,399.70
  6. Step 6: Final answer
    x = 25,507.79

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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.