Home / 45,060.45-67,600.32-13,472.97

Finding the Fourth Proportional to 45,060.45, 67,600.32 and 13,472.97

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Solution

The fourth proportional to 45,060.45, 67,600.32 and 13,472.97 is: 20,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,060.45 : 67,600.32 = 13,472.97 : x
  2. Step 2: Convert to fraction form
    45,060.45/67,600.32 = 13,472.97/x
  3. Step 3: Cross multiply
    45,060.45x = 67,600.32 × 13,472.97
  4. Step 4: Simplify right side
    45,060.45x = 910,777,083.35
  5. Step 5: Solve for x
    x = 910,777,083.35/45,060.45
  6. Step 6: Final answer
    x = 20,212.34

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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.