Home / 13,594.31-20,387.55-3,733.91

Finding the Fourth Proportional to 13,594.31, 20,387.55 and 3,733.91

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Solution

The fourth proportional to 13,594.31, 20,387.55 and 3,733.91 is: 5,599.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.31 : 20,387.55 = 3,733.91 : x
  2. Step 2: Convert to fraction form
    13,594.31/20,387.55 = 3,733.91/x
  3. Step 3: Cross multiply
    13,594.31x = 20,387.55 × 3,733.91
  4. Step 4: Simplify right side
    13,594.31x = 76,125,237.33
  5. Step 5: Solve for x
    x = 76,125,237.33/13,594.31
  6. Step 6: Final answer
    x = 5,599.79

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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.