Home / 27,332.70-37,719.33-15,394.92

Finding the Fourth Proportional to 27,332.70, 37,719.33 and 15,394.92

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Solution

The fourth proportional to 27,332.70, 37,719.33 and 15,394.92 is: 21,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.70 : 37,719.33 = 15,394.92 : x
  2. Step 2: Convert to fraction form
    27,332.70/37,719.33 = 15,394.92/x
  3. Step 3: Cross multiply
    27,332.70x = 37,719.33 × 15,394.92
  4. Step 4: Simplify right side
    27,332.70x = 580,686,067.80
  5. Step 5: Solve for x
    x = 580,686,067.80/27,332.70
  6. Step 6: Final answer
    x = 21,245.10

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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.