Home / 48,165.86-72,241.49-13,108.25

Finding the Fourth Proportional to 48,165.86, 72,241.49 and 13,108.25

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Solution

The fourth proportional to 48,165.86, 72,241.49 and 13,108.25 is: 19,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,165.86 : 72,241.49 = 13,108.25 : x
  2. Step 2: Convert to fraction form
    48,165.86/72,241.49 = 13,108.25/x
  3. Step 3: Cross multiply
    48,165.86x = 72,241.49 × 13,108.25
  4. Step 4: Simplify right side
    48,165.86x = 946,959,084.54
  5. Step 5: Solve for x
    x = 946,959,084.54/48,165.86
  6. Step 6: Final answer
    x = 19,660.38

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1.5x scale

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.