Home / 48,633.27-72,920.70-19,015.82

Finding the Fourth Proportional to 48,633.27, 72,920.70 and 19,015.82

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Solution

The fourth proportional to 48,633.27, 72,920.70 and 19,015.82 is: 28,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,633.27 : 72,920.70 = 19,015.82 : x
  2. Step 2: Convert to fraction form
    48,633.27/72,920.70 = 19,015.82/x
  3. Step 3: Cross multiply
    48,633.27x = 72,920.70 × 19,015.82
  4. Step 4: Simplify right side
    48,633.27x = 1,386,646,540.87
  5. Step 5: Solve for x
    x = 1,386,646,540.87/48,633.27
  6. Step 6: Final answer
    x = 28,512.30

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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.