Home / 37,322.88-51,505.92-20,556

Finding the Fourth Proportional to 37,322.88, 51,505.92 and 20,556

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Solution

The fourth proportional to 37,322.88, 51,505.92 and 20,556 is: 28,367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,322.88 : 51,505.92 = 20,556 : x
  2. Step 2: Convert to fraction form
    37,322.88/51,505.92 = 20,556/x
  3. Step 3: Cross multiply
    37,322.88x = 51,505.92 × 20,556
  4. Step 4: Simplify right side
    37,322.88x = 1,058,755,691.52
  5. Step 5: Solve for x
    x = 1,058,755,691.52/37,322.88
  6. Step 6: Final answer
    x = 28,367.47

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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.