Home / 37,868.20-52,257.84-20,872.44

Finding the Fourth Proportional to 37,868.20, 52,257.84 and 20,872.44

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Solution

The fourth proportional to 37,868.20, 52,257.84 and 20,872.44 is: 28,803.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,868.20 : 52,257.84 = 20,872.44 : x
  2. Step 2: Convert to fraction form
    37,868.20/52,257.84 = 20,872.44/x
  3. Step 3: Cross multiply
    37,868.20x = 52,257.84 × 20,872.44
  4. Step 4: Simplify right side
    37,868.20x = 1,090,748,629.93
  5. Step 5: Solve for x
    x = 1,090,748,629.93/37,868.20
  6. Step 6: Final answer
    x = 28,803.82

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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.