Home / 19,251.42-26,568.72-15,223.68

Finding the Fourth Proportional to 19,251.42, 26,568.72 and 15,223.68

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Solution

The fourth proportional to 19,251.42, 26,568.72 and 15,223.68 is: 21,010.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251.42 : 26,568.72 = 15,223.68 : x
  2. Step 2: Convert to fraction form
    19,251.42/26,568.72 = 15,223.68/x
  3. Step 3: Cross multiply
    19,251.42x = 26,568.72 × 15,223.68
  4. Step 4: Simplify right side
    19,251.42x = 404,473,691.29
  5. Step 5: Solve for x
    x = 404,473,691.29/19,251.42
  6. Step 6: Final answer
    x = 21,010.07

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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.