Home / 33,431.72-50,153.10-11,247.08

Finding the Fourth Proportional to 33,431.72, 50,153.10 and 11,247.08

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Solution

The fourth proportional to 33,431.72, 50,153.10 and 11,247.08 is: 16,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.72 : 50,153.10 = 11,247.08 : x
  2. Step 2: Convert to fraction form
    33,431.72/50,153.10 = 11,247.08/x
  3. Step 3: Cross multiply
    33,431.72x = 50,153.10 × 11,247.08
  4. Step 4: Simplify right side
    33,431.72x = 564,075,927.95
  5. Step 5: Solve for x
    x = 564,075,927.95/33,431.72
  6. Step 6: Final answer
    x = 16,872.48

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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.