Home / 15,440.58-23,160.80-3,753.82

Finding the Fourth Proportional to 15,440.58, 23,160.80 and 3,753.82

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Solution

The fourth proportional to 15,440.58, 23,160.80 and 3,753.82 is: 5,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440.58 : 23,160.80 = 3,753.82 : x
  2. Step 2: Convert to fraction form
    15,440.58/23,160.80 = 3,753.82/x
  3. Step 3: Cross multiply
    15,440.58x = 23,160.80 × 3,753.82
  4. Step 4: Simplify right side
    15,440.58x = 86,941,474.26
  5. Step 5: Solve for x
    x = 86,941,474.26/15,440.58
  6. Step 6: Final answer
    x = 5,630.71

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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.