Home / 22,345.41-33,532.25-12,491.16

Finding the Fourth Proportional to 22,345.41, 33,532.25 and 12,491.16

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Solution

The fourth proportional to 22,345.41, 33,532.25 and 12,491.16 is: 18,744.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,345.41 : 33,532.25 = 12,491.16 : x
  2. Step 2: Convert to fraction form
    22,345.41/33,532.25 = 12,491.16/x
  3. Step 3: Cross multiply
    22,345.41x = 33,532.25 × 12,491.16
  4. Step 4: Simplify right side
    22,345.41x = 418,856,637.45
  5. Step 5: Solve for x
    x = 418,856,637.45/22,345.41
  6. Step 6: Final answer
    x = 18,744.64

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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.