Home / 33,915.85-50,832.98-12,551.52

Finding the Fourth Proportional to 33,915.85, 50,832.98 and 12,551.52

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Solution

The fourth proportional to 33,915.85, 50,832.98 and 12,551.52 is: 18,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,915.85 : 50,832.98 = 12,551.52 : x
  2. Step 2: Convert to fraction form
    33,915.85/50,832.98 = 12,551.52/x
  3. Step 3: Cross multiply
    33,915.85x = 50,832.98 × 12,551.52
  4. Step 4: Simplify right side
    33,915.85x = 638,031,165.13
  5. Step 5: Solve for x
    x = 638,031,165.13/33,915.85
  6. Step 6: Final answer
    x = 18,812.18

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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.