Home / 37,416.87-51,635.18-20,649.75

Finding the Fourth Proportional to 37,416.87, 51,635.18 and 20,649.75

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Solution

The fourth proportional to 37,416.87, 51,635.18 and 20,649.75 is: 28,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,416.87 : 51,635.18 = 20,649.75 : x
  2. Step 2: Convert to fraction form
    37,416.87/51,635.18 = 20,649.75/x
  3. Step 3: Cross multiply
    37,416.87x = 51,635.18 × 20,649.75
  4. Step 4: Simplify right side
    37,416.87x = 1,066,253,454.96
  5. Step 5: Solve for x
    x = 1,066,253,454.96/37,416.87
  6. Step 6: Final answer
    x = 28,496.60

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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.