Home / 48,086.46-72,162.54-16,921.62

Finding the Fourth Proportional to 48,086.46, 72,162.54 and 16,921.62

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Solution

The fourth proportional to 48,086.46, 72,162.54 and 16,921.62 is: 25,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,086.46 : 72,162.54 = 16,921.62 : x
  2. Step 2: Convert to fraction form
    48,086.46/72,162.54 = 16,921.62/x
  3. Step 3: Cross multiply
    48,086.46x = 72,162.54 × 16,921.62
  4. Step 4: Simplify right side
    48,086.46x = 1,221,107,080.11
  5. Step 5: Solve for x
    x = 1,221,107,080.11/48,086.46
  6. Step 6: Final answer
    x = 25,393.99

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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.