Home / 20,034.04-27,646.90-11,202.04

Finding the Fourth Proportional to 20,034.04, 27,646.90 and 11,202.04

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Solution

The fourth proportional to 20,034.04, 27,646.90 and 11,202.04 is: 15,458.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034.04 : 27,646.90 = 11,202.04 : x
  2. Step 2: Convert to fraction form
    20,034.04/27,646.90 = 11,202.04/x
  3. Step 3: Cross multiply
    20,034.04x = 27,646.90 × 11,202.04
  4. Step 4: Simplify right side
    20,034.04x = 309,701,679.68
  5. Step 5: Solve for x
    x = 309,701,679.68/20,034.04
  6. Step 6: Final answer
    x = 15,458.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.