Home / 37,214.76-51,356.36-20,447.76

Finding the Fourth Proportional to 37,214.76, 51,356.36 and 20,447.76

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Solution

The fourth proportional to 37,214.76, 51,356.36 and 20,447.76 is: 28,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,214.76 : 51,356.36 = 20,447.76 : x
  2. Step 2: Convert to fraction form
    37,214.76/51,356.36 = 20,447.76/x
  3. Step 3: Cross multiply
    37,214.76x = 51,356.36 × 20,447.76
  4. Step 4: Simplify right side
    37,214.76x = 1,050,122,523.75
  5. Step 5: Solve for x
    x = 1,050,122,523.75/37,214.76
  6. Step 6: Final answer
    x = 28,217.90

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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.