Home / 48,309.72-72,456.84-13,241.24

Finding the Fourth Proportional to 48,309.72, 72,456.84 and 13,241.24

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Solution

The fourth proportional to 48,309.72, 72,456.84 and 13,241.24 is: 19,859.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,309.72 : 72,456.84 = 13,241.24 : x
  2. Step 2: Convert to fraction form
    48,309.72/72,456.84 = 13,241.24/x
  3. Step 3: Cross multiply
    48,309.72x = 72,456.84 × 13,241.24
  4. Step 4: Simplify right side
    48,309.72x = 959,418,408.08
  5. Step 5: Solve for x
    x = 959,418,408.08/48,309.72
  6. Step 6: Final answer
    x = 19,859.74

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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.