Home / 25,238.11-37,815.31-15,347.47

Finding the Fourth Proportional to 25,238.11, 37,815.31 and 15,347.47

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Solution

The fourth proportional to 25,238.11, 37,815.31 and 15,347.47 is: 22,995.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,238.11 : 37,815.31 = 15,347.47 : x
  2. Step 2: Convert to fraction form
    25,238.11/37,815.31 = 15,347.47/x
  3. Step 3: Cross multiply
    25,238.11x = 37,815.31 × 15,347.47
  4. Step 4: Simplify right side
    25,238.11x = 580,369,335.77
  5. Step 5: Solve for x
    x = 580,369,335.77/25,238.11
  6. Step 6: Final answer
    x = 22,995.75

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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.