Home / 12,561.73-18,838.20-5,063.06

Finding the Fourth Proportional to 12,561.73, 18,838.20 and 5,063.06

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Solution

The fourth proportional to 12,561.73, 18,838.20 and 5,063.06 is: 7,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561.73 : 18,838.20 = 5,063.06 : x
  2. Step 2: Convert to fraction form
    12,561.73/18,838.20 = 5,063.06/x
  3. Step 3: Cross multiply
    12,561.73x = 18,838.20 × 5,063.06
  4. Step 4: Simplify right side
    12,561.73x = 95,378,854.29
  5. Step 5: Solve for x
    x = 95,378,854.29/12,561.73
  6. Step 6: Final answer
    x = 7,592.81

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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.