Home / 37,717.43-52,049.84-20,721.31

Finding the Fourth Proportional to 37,717.43, 52,049.84 and 20,721.31

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Solution

The fourth proportional to 37,717.43, 52,049.84 and 20,721.31 is: 28,595.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,717.43 : 52,049.84 = 20,721.31 : x
  2. Step 2: Convert to fraction form
    37,717.43/52,049.84 = 20,721.31/x
  3. Step 3: Cross multiply
    37,717.43x = 52,049.84 × 20,721.31
  4. Step 4: Simplify right side
    37,717.43x = 1,078,540,870.09
  5. Step 5: Solve for x
    x = 1,078,540,870.09/37,717.43
  6. Step 6: Final answer
    x = 28,595.29

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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.