Home / 49,132.94-67,803.10-27,912.20

Finding the Fourth Proportional to 49,132.94, 67,803.10 and 27,912.20

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Solution

The fourth proportional to 49,132.94, 67,803.10 and 27,912.20 is: 38,518.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,132.94 : 67,803.10 = 27,912.20 : x
  2. Step 2: Convert to fraction form
    49,132.94/67,803.10 = 27,912.20/x
  3. Step 3: Cross multiply
    49,132.94x = 67,803.10 × 27,912.20
  4. Step 4: Simplify right side
    49,132.94x = 1,892,533,687.82
  5. Step 5: Solve for x
    x = 1,892,533,687.82/49,132.94
  6. Step 6: Final answer
    x = 38,518.63

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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.