Home / 19,948.72-29,926.20-6,800.12

Finding the Fourth Proportional to 19,948.72, 29,926.20 and 6,800.12

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Solution

The fourth proportional to 19,948.72, 29,926.20 and 6,800.12 is: 10,201.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948.72 : 29,926.20 = 6,800.12 : x
  2. Step 2: Convert to fraction form
    19,948.72/29,926.20 = 6,800.12/x
  3. Step 3: Cross multiply
    19,948.72x = 29,926.20 × 6,800.12
  4. Step 4: Simplify right side
    19,948.72x = 203,501,751.14
  5. Step 5: Solve for x
    x = 203,501,751.14/19,948.72
  6. Step 6: Final answer
    x = 10,201.24

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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.