Home / 20,794.19-31,196.18-6,754.17

Finding the Fourth Proportional to 20,794.19, 31,196.18 and 6,754.17

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Solution

The fourth proportional to 20,794.19, 31,196.18 and 6,754.17 is: 10,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,794.19 : 31,196.18 = 6,754.17 : x
  2. Step 2: Convert to fraction form
    20,794.19/31,196.18 = 6,754.17/x
  3. Step 3: Cross multiply
    20,794.19x = 31,196.18 × 6,754.17
  4. Step 4: Simplify right side
    20,794.19x = 210,704,269.30
  5. Step 5: Solve for x
    x = 210,704,269.30/20,794.19
  6. Step 6: Final answer
    x = 10,132.85

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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.