Home / 45,800.24-68,717.66-17,721.98

Finding the Fourth Proportional to 45,800.24, 68,717.66 and 17,721.98

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Solution

The fourth proportional to 45,800.24, 68,717.66 and 17,721.98 is: 26,589.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,800.24 : 68,717.66 = 17,721.98 : x
  2. Step 2: Convert to fraction form
    45,800.24/68,717.66 = 17,721.98/x
  3. Step 3: Cross multiply
    45,800.24x = 68,717.66 × 17,721.98
  4. Step 4: Simplify right side
    45,800.24x = 1,217,812,821.66
  5. Step 5: Solve for x
    x = 1,217,812,821.66/45,800.24
  6. Step 6: Final answer
    x = 26,589.66

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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.