Home / 13,400.82-20,095.38-5,497.92

Finding the Fourth Proportional to 13,400.82, 20,095.38 and 5,497.92

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Solution

The fourth proportional to 13,400.82, 20,095.38 and 5,497.92 is: 8,244.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,400.82 : 20,095.38 = 5,497.92 : x
  2. Step 2: Convert to fraction form
    13,400.82/20,095.38 = 5,497.92/x
  3. Step 3: Cross multiply
    13,400.82x = 20,095.38 × 5,497.92
  4. Step 4: Simplify right side
    13,400.82x = 110,482,791.61
  5. Step 5: Solve for x
    x = 110,482,791.61/13,400.82
  6. Step 6: Final answer
    x = 8,244.48

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1.5x scale

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.