Home / 48,634.02-72,921.82-19,016.57

Finding the Fourth Proportional to 48,634.02, 72,921.82 and 19,016.57

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Solution

The fourth proportional to 48,634.02, 72,921.82 and 19,016.57 is: 28,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.02 : 72,921.82 = 19,016.57 : x
  2. Step 2: Convert to fraction form
    48,634.02/72,921.82 = 19,016.57/x
  3. Step 3: Cross multiply
    48,634.02x = 72,921.82 × 19,016.57
  4. Step 4: Simplify right side
    48,634.02x = 1,386,722,894.56
  5. Step 5: Solve for x
    x = 1,386,722,894.56/48,634.02
  6. Step 6: Final answer
    x = 28,513.43

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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.