Home / 19,873.05-29,812.41-6,729.18

Finding the Fourth Proportional to 19,873.05, 29,812.41 and 6,729.18

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Solution

The fourth proportional to 19,873.05, 29,812.41 and 6,729.18 is: 10,094.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873.05 : 29,812.41 = 6,729.18 : x
  2. Step 2: Convert to fraction form
    19,873.05/29,812.41 = 6,729.18/x
  3. Step 3: Cross multiply
    19,873.05x = 29,812.41 × 6,729.18
  4. Step 4: Simplify right side
    19,873.05x = 200,613,073.12
  5. Step 5: Solve for x
    x = 200,613,073.12/19,873.05
  6. Step 6: Final answer
    x = 10,094.73

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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.