Home / 37,518.08-51,772.92-20,750

Finding the Fourth Proportional to 37,518.08, 51,772.92 and 20,750

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Solution

The fourth proportional to 37,518.08, 51,772.92 and 20,750 is: 28,633.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,518.08 : 51,772.92 = 20,750 : x
  2. Step 2: Convert to fraction form
    37,518.08/51,772.92 = 20,750/x
  3. Step 3: Cross multiply
    37,518.08x = 51,772.92 × 20,750
  4. Step 4: Simplify right side
    37,518.08x = 1,074,288,090
  5. Step 5: Solve for x
    x = 1,074,288,090/37,518.08
  6. Step 6: Final answer
    x = 28,633.88

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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.