Home / 27,418.41-37,802.20-22,488.88

Finding the Fourth Proportional to 27,418.41, 37,802.20 and 22,488.88

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Solution

The fourth proportional to 27,418.41, 37,802.20 and 22,488.88 is: 31,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.41 : 37,802.20 = 22,488.88 : x
  2. Step 2: Convert to fraction form
    27,418.41/37,802.20 = 22,488.88/x
  3. Step 3: Cross multiply
    27,418.41x = 37,802.20 × 22,488.88
  4. Step 4: Simplify right side
    27,418.41x = 850,129,139.54
  5. Step 5: Solve for x
    x = 850,129,139.54/27,418.41
  6. Step 6: Final answer
    x = 31,005.78

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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.