Home / 34,387.38-51,348.23-27,287.70

Finding the Fourth Proportional to 34,387.38, 51,348.23 and 27,287.70

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Solution

The fourth proportional to 34,387.38, 51,348.23 and 27,287.70 is: 40,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,387.38 : 51,348.23 = 27,287.70 : x
  2. Step 2: Convert to fraction form
    34,387.38/51,348.23 = 27,287.70/x
  3. Step 3: Cross multiply
    34,387.38x = 51,348.23 × 27,287.70
  4. Step 4: Simplify right side
    34,387.38x = 1,401,174,959.33
  5. Step 5: Solve for x
    x = 1,401,174,959.33/34,387.38
  6. Step 6: Final answer
    x = 40,746.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.