Home / 48,679.65-67,178.43-27,171.45

Finding the Fourth Proportional to 48,679.65, 67,178.43 and 27,171.45

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Solution

The fourth proportional to 48,679.65, 67,178.43 and 27,171.45 is: 37,496.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,679.65 : 67,178.43 = 27,171.45 : x
  2. Step 2: Convert to fraction form
    48,679.65/67,178.43 = 27,171.45/x
  3. Step 3: Cross multiply
    48,679.65x = 67,178.43 × 27,171.45
  4. Step 4: Simplify right side
    48,679.65x = 1,825,335,351.82
  5. Step 5: Solve for x
    x = 1,825,335,351.82/48,679.65
  6. Step 6: Final answer
    x = 37,496.89

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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.