Home / 48,721.07-73,086.24-13,660.62

Finding the Fourth Proportional to 48,721.07, 73,086.24 and 13,660.62

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Solution

The fourth proportional to 48,721.07, 73,086.24 and 13,660.62 is: 20,492.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,721.07 : 73,086.24 = 13,660.62 : x
  2. Step 2: Convert to fraction form
    48,721.07/73,086.24 = 13,660.62/x
  3. Step 3: Cross multiply
    48,721.07x = 73,086.24 × 13,660.62
  4. Step 4: Simplify right side
    48,721.07x = 998,403,351.87
  5. Step 5: Solve for x
    x = 998,403,351.87/48,721.07
  6. Step 6: Final answer
    x = 20,492.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.