Home / 19,942.76-29,920.54-6,803.24

Finding the Fourth Proportional to 19,942.76, 29,920.54 and 6,803.24

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Solution

The fourth proportional to 19,942.76, 29,920.54 and 6,803.24 is: 10,207.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942.76 : 29,920.54 = 6,803.24 : x
  2. Step 2: Convert to fraction form
    19,942.76/29,920.54 = 6,803.24/x
  3. Step 3: Cross multiply
    19,942.76x = 29,920.54 × 6,803.24
  4. Step 4: Simplify right side
    19,942.76x = 203,556,614.55
  5. Step 5: Solve for x
    x = 203,556,614.55/19,942.76
  6. Step 6: Final answer
    x = 10,207.04

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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.