Home / 48,309.48-72,463.41-13,247.82

Finding the Fourth Proportional to 48,309.48, 72,463.41 and 13,247.82

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Solution

The fourth proportional to 48,309.48, 72,463.41 and 13,247.82 is: 19,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,309.48 : 72,463.41 = 13,247.82 : x
  2. Step 2: Convert to fraction form
    48,309.48/72,463.41 = 13,247.82/x
  3. Step 3: Cross multiply
    48,309.48x = 72,463.41 × 13,247.82
  4. Step 4: Simplify right side
    48,309.48x = 959,982,212.27
  5. Step 5: Solve for x
    x = 959,982,212.27/48,309.48
  6. Step 6: Final answer
    x = 19,871.51

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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.