Home / 48,678.92-67,178.79-27,457.73

Finding the Fourth Proportional to 48,678.92, 67,178.79 and 27,457.73

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Solution

The fourth proportional to 48,678.92, 67,178.79 and 27,457.73 is: 37,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,678.92 : 67,178.79 = 27,457.73 : x
  2. Step 2: Convert to fraction form
    48,678.92/67,178.79 = 27,457.73/x
  3. Step 3: Cross multiply
    48,678.92x = 67,178.79 × 27,457.73
  4. Step 4: Simplify right side
    48,678.92x = 1,844,577,448.68
  5. Step 5: Solve for x
    x = 1,844,577,448.68/48,678.92
  6. Step 6: Final answer
    x = 37,892.73

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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.