Home / 22,345.47-33,532.33-12,491.22

Finding the Fourth Proportional to 22,345.47, 33,532.33 and 12,491.22

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Solution

The fourth proportional to 22,345.47, 33,532.33 and 12,491.22 is: 18,744.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,345.47 : 33,532.33 = 12,491.22 : x
  2. Step 2: Convert to fraction form
    22,345.47/33,532.33 = 12,491.22/x
  3. Step 3: Cross multiply
    22,345.47x = 33,532.33 × 12,491.22
  4. Step 4: Simplify right side
    22,345.47x = 418,859,512.25
  5. Step 5: Solve for x
    x = 418,859,512.25/22,345.47
  6. Step 6: Final answer
    x = 18,744.71

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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.