Home / 27,418.91-37,802.90-22,489.38

Finding the Fourth Proportional to 27,418.91, 37,802.90 and 22,489.38

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Solution

The fourth proportional to 27,418.91, 37,802.90 and 22,489.38 is: 31,006.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.91 : 37,802.90 = 22,489.38 : x
  2. Step 2: Convert to fraction form
    27,418.91/37,802.90 = 22,489.38/x
  3. Step 3: Cross multiply
    27,418.91x = 37,802.90 × 22,489.38
  4. Step 4: Simplify right side
    27,418.91x = 850,163,839.43
  5. Step 5: Solve for x
    x = 850,163,839.43/27,418.91
  6. Step 6: Final answer
    x = 31,006.48

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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.