Home / 45,521.44-68,282.16-17,800

Finding the Fourth Proportional to 45,521.44, 68,282.16 and 17,800

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Solution

The fourth proportional to 45,521.44, 68,282.16 and 17,800 is: 26,700

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,521.44 : 68,282.16 = 17,800 : x
  2. Step 2: Convert to fraction form
    45,521.44/68,282.16 = 17,800/x
  3. Step 3: Cross multiply
    45,521.44x = 68,282.16 × 17,800
  4. Step 4: Simplify right side
    45,521.44x = 1,215,422,448
  5. Step 5: Solve for x
    x = 1,215,422,448/45,521.44
  6. Step 6: Final answer
    x = 26,700

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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.