Home / 22,479.65-33,548.52-19,988.56

Finding the Fourth Proportional to 22,479.65, 33,548.52 and 19,988.56

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Solution

The fourth proportional to 22,479.65, 33,548.52 and 19,988.56 is: 29,830.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.65 : 33,548.52 = 19,988.56 : x
  2. Step 2: Convert to fraction form
    22,479.65/33,548.52 = 19,988.56/x
  3. Step 3: Cross multiply
    22,479.65x = 33,548.52 × 19,988.56
  4. Step 4: Simplify right side
    22,479.65x = 670,586,604.93
  5. Step 5: Solve for x
    x = 670,586,604.93/22,479.65
  6. Step 6: Final answer
    x = 29,830.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.