Home / 37,216.20-51,357.78-20,448.84

Finding the Fourth Proportional to 37,216.20, 51,357.78 and 20,448.84

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Solution

The fourth proportional to 37,216.20, 51,357.78 and 20,448.84 is: 28,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,216.20 : 51,357.78 = 20,448.84 : x
  2. Step 2: Convert to fraction form
    37,216.20/51,357.78 = 20,448.84/x
  3. Step 3: Cross multiply
    37,216.20x = 51,357.78 × 20,448.84
  4. Step 4: Simplify right side
    37,216.20x = 1,050,207,025.98
  5. Step 5: Solve for x
    x = 1,050,207,025.98/37,216.20
  6. Step 6: Final answer
    x = 28,219.08

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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.