Home / 45,118.08-67,656.06-17,016.48

Finding the Fourth Proportional to 45,118.08, 67,656.06 and 17,016.48

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Solution

The fourth proportional to 45,118.08, 67,656.06 and 17,016.48 is: 25,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,118.08 : 67,656.06 = 17,016.48 : x
  2. Step 2: Convert to fraction form
    45,118.08/67,656.06 = 17,016.48/x
  3. Step 3: Cross multiply
    45,118.08x = 67,656.06 × 17,016.48
  4. Step 4: Simplify right side
    45,118.08x = 1,151,267,991.87
  5. Step 5: Solve for x
    x = 1,151,267,991.87/45,118.08
  6. Step 6: Final answer
    x = 25,516.78

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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.