Home / 33,145.95-49,689.44-12,082.04

Finding the Fourth Proportional to 33,145.95, 49,689.44 and 12,082.04

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Solution

The fourth proportional to 33,145.95, 49,689.44 and 12,082.04 is: 18,112.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145.95 : 49,689.44 = 12,082.04 : x
  2. Step 2: Convert to fraction form
    33,145.95/49,689.44 = 12,082.04/x
  3. Step 3: Cross multiply
    33,145.95x = 49,689.44 × 12,082.04
  4. Step 4: Simplify right side
    33,145.95x = 600,349,801.66
  5. Step 5: Solve for x
    x = 600,349,801.66/33,145.95
  6. Step 6: Final answer
    x = 18,112.31

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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.