Home / 33,690.84-50,521.47-12,616.11

Finding the Fourth Proportional to 33,690.84, 50,521.47 and 12,616.11

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Solution

The fourth proportional to 33,690.84, 50,521.47 and 12,616.11 is: 18,918.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,690.84 : 50,521.47 = 12,616.11 : x
  2. Step 2: Convert to fraction form
    33,690.84/50,521.47 = 12,616.11/x
  3. Step 3: Cross multiply
    33,690.84x = 50,521.47 × 12,616.11
  4. Step 4: Simplify right side
    33,690.84x = 637,384,422.88
  5. Step 5: Solve for x
    x = 637,384,422.88/33,690.84
  6. Step 6: Final answer
    x = 18,918.63

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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.