Home / 48,060.78-72,091.17-13,003.17

Finding the Fourth Proportional to 48,060.78, 72,091.17 and 13,003.17

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Solution

The fourth proportional to 48,060.78, 72,091.17 and 13,003.17 is: 19,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,060.78 : 72,091.17 = 13,003.17 : x
  2. Step 2: Convert to fraction form
    48,060.78/72,091.17 = 13,003.17/x
  3. Step 3: Cross multiply
    48,060.78x = 72,091.17 × 13,003.17
  4. Step 4: Simplify right side
    48,060.78x = 937,413,739.01
  5. Step 5: Solve for x
    x = 937,413,739.01/48,060.78
  6. Step 6: Final answer
    x = 19,504.76

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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.