Home / 33,320.91-49,923.05-19,440.75

Finding the Fourth Proportional to 33,320.91, 49,923.05 and 19,440.75

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Solution

The fourth proportional to 33,320.91, 49,923.05 and 19,440.75 is: 29,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.91 : 49,923.05 = 19,440.75 : x
  2. Step 2: Convert to fraction form
    33,320.91/49,923.05 = 19,440.75/x
  3. Step 3: Cross multiply
    33,320.91x = 49,923.05 × 19,440.75
  4. Step 4: Simplify right side
    33,320.91x = 970,541,437.08
  5. Step 5: Solve for x
    x = 970,541,437.08/33,320.91
  6. Step 6: Final answer
    x = 29,127.10

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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.