Home / 37,284.76-51,452.96-20,517.76

Finding the Fourth Proportional to 37,284.76, 51,452.96 and 20,517.76

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Solution

The fourth proportional to 37,284.76, 51,452.96 and 20,517.76 is: 28,314.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,284.76 : 51,452.96 = 20,517.76 : x
  2. Step 2: Convert to fraction form
    37,284.76/51,452.96 = 20,517.76/x
  3. Step 3: Cross multiply
    37,284.76x = 51,452.96 × 20,517.76
  4. Step 4: Simplify right side
    37,284.76x = 1,055,699,484.57
  5. Step 5: Solve for x
    x = 1,055,699,484.57/37,284.76
  6. Step 6: Final answer
    x = 28,314.50

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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.