Home / 27,124.66-37,414.47-17,689.78

Finding the Fourth Proportional to 27,124.66, 37,414.47 and 17,689.78

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Solution

The fourth proportional to 27,124.66, 37,414.47 and 17,689.78 is: 24,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.66 : 37,414.47 = 17,689.78 : x
  2. Step 2: Convert to fraction form
    27,124.66/37,414.47 = 17,689.78/x
  3. Step 3: Cross multiply
    27,124.66x = 37,414.47 × 17,689.78
  4. Step 4: Simplify right side
    27,124.66x = 661,853,743.12
  5. Step 5: Solve for x
    x = 661,853,743.12/27,124.66
  6. Step 6: Final answer
    x = 24,400.44

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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.