Home / 36,027.30-49,713.05-20,112.42

Finding the Fourth Proportional to 36,027.30, 49,713.05 and 20,112.42

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Solution

The fourth proportional to 36,027.30, 49,713.05 and 20,112.42 is: 27,752.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,027.30 : 49,713.05 = 20,112.42 : x
  2. Step 2: Convert to fraction form
    36,027.30/49,713.05 = 20,112.42/x
  3. Step 3: Cross multiply
    36,027.30x = 49,713.05 × 20,112.42
  4. Step 4: Simplify right side
    36,027.30x = 999,849,640.52
  5. Step 5: Solve for x
    x = 999,849,640.52/36,027.30
  6. Step 6: Final answer
    x = 27,752.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.