Home / 19,171.38-26,452.46-11,212.02

Finding the Fourth Proportional to 19,171.38, 26,452.46 and 11,212.02

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Solution

The fourth proportional to 19,171.38, 26,452.46 and 11,212.02 is: 15,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171.38 : 26,452.46 = 11,212.02 : x
  2. Step 2: Convert to fraction form
    19,171.38/26,452.46 = 11,212.02/x
  3. Step 3: Cross multiply
    19,171.38x = 26,452.46 × 11,212.02
  4. Step 4: Simplify right side
    19,171.38x = 296,585,322.25
  5. Step 5: Solve for x
    x = 296,585,322.25/19,171.38
  6. Step 6: Final answer
    x = 15,470.21

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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.