Home / 13,842.52-20,764.10-4,958.46

Finding the Fourth Proportional to 13,842.52, 20,764.10 and 4,958.46

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Solution

The fourth proportional to 13,842.52, 20,764.10 and 4,958.46 is: 7,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842.52 : 20,764.10 = 4,958.46 : x
  2. Step 2: Convert to fraction form
    13,842.52/20,764.10 = 4,958.46/x
  3. Step 3: Cross multiply
    13,842.52x = 20,764.10 × 4,958.46
  4. Step 4: Simplify right side
    13,842.52x = 102,957,959.29
  5. Step 5: Solve for x
    x = 102,957,959.29/13,842.52
  6. Step 6: Final answer
    x = 7,437.80

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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.