Home / 48,997.20-67,614.84-27,777.36

Finding the Fourth Proportional to 48,997.20, 67,614.84 and 27,777.36

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Solution

The fourth proportional to 48,997.20, 67,614.84 and 27,777.36 is: 38,332.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,997.20 : 67,614.84 = 27,777.36 : x
  2. Step 2: Convert to fraction form
    48,997.20/67,614.84 = 27,777.36/x
  3. Step 3: Cross multiply
    48,997.20x = 67,614.84 × 27,777.36
  4. Step 4: Simplify right side
    48,997.20x = 1,878,161,752.02
  5. Step 5: Solve for x
    x = 1,878,161,752.02/48,997.20
  6. Step 6: Final answer
    x = 38,332.02

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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.