Home / 27,446.43-37,857-21,773.22

Finding the Fourth Proportional to 27,446.43, 37,857 and 21,773.22

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Solution

The fourth proportional to 27,446.43, 37,857 and 21,773.22 is: 30,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,446.43 : 37,857 = 21,773.22 : x
  2. Step 2: Convert to fraction form
    27,446.43/37,857 = 21,773.22/x
  3. Step 3: Cross multiply
    27,446.43x = 37,857 × 21,773.22
  4. Step 4: Simplify right side
    27,446.43x = 824,268,789.54
  5. Step 5: Solve for x
    x = 824,268,789.54/27,446.43
  6. Step 6: Final answer
    x = 30,031.91

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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.