Home / 10,013.27-15,020.27-3,439.41

Finding the Fourth Proportional to 10,013.27, 15,020.27 and 3,439.41

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Solution

The fourth proportional to 10,013.27, 15,020.27 and 3,439.41 is: 5,159.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.27 : 15,020.27 = 3,439.41 : x
  2. Step 2: Convert to fraction form
    10,013.27/15,020.27 = 3,439.41/x
  3. Step 3: Cross multiply
    10,013.27x = 15,020.27 × 3,439.41
  4. Step 4: Simplify right side
    10,013.27x = 51,660,849.64
  5. Step 5: Solve for x
    x = 51,660,849.64/10,013.27
  6. Step 6: Final answer
    x = 5,159.24

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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.