Home / 27,411.20-37,789.80-17,334.60

Finding the Fourth Proportional to 27,411.20, 37,789.80 and 17,334.60

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Solution

The fourth proportional to 27,411.20, 37,789.80 and 17,334.60 is: 23,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,411.20 : 37,789.80 = 17,334.60 : x
  2. Step 2: Convert to fraction form
    27,411.20/37,789.80 = 17,334.60/x
  3. Step 3: Cross multiply
    27,411.20x = 37,789.80 × 17,334.60
  4. Step 4: Simplify right side
    27,411.20x = 655,071,067.08
  5. Step 5: Solve for x
    x = 655,071,067.08/27,411.20
  6. Step 6: Final answer
    x = 23,897.93

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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.