Home / 25,562.31-38,343.47-11,711.31

Finding the Fourth Proportional to 25,562.31, 38,343.47 and 11,711.31

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Solution

The fourth proportional to 25,562.31, 38,343.47 and 11,711.31 is: 17,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562.31 : 38,343.47 = 11,711.31 : x
  2. Step 2: Convert to fraction form
    25,562.31/38,343.47 = 11,711.31/x
  3. Step 3: Cross multiply
    25,562.31x = 38,343.47 × 11,711.31
  4. Step 4: Simplify right side
    25,562.31x = 449,052,263.65
  5. Step 5: Solve for x
    x = 449,052,263.65/25,562.31
  6. Step 6: Final answer
    x = 17,566.97

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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.