Home / 22,642.35-33,988.12-19,148.62

Finding the Fourth Proportional to 22,642.35, 33,988.12 and 19,148.62

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Solution

The fourth proportional to 22,642.35, 33,988.12 and 19,148.62 is: 28,743.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,642.35 : 33,988.12 = 19,148.62 : x
  2. Step 2: Convert to fraction form
    22,642.35/33,988.12 = 19,148.62/x
  3. Step 3: Cross multiply
    22,642.35x = 33,988.12 × 19,148.62
  4. Step 4: Simplify right side
    22,642.35x = 650,825,632.99
  5. Step 5: Solve for x
    x = 650,825,632.99/22,642.35
  6. Step 6: Final answer
    x = 28,743.73

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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.