Home / 22,491.21-33,758.68-10,812.63

Finding the Fourth Proportional to 22,491.21, 33,758.68 and 10,812.63

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Solution

The fourth proportional to 22,491.21, 33,758.68 and 10,812.63 is: 16,229.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,491.21 : 33,758.68 = 10,812.63 : x
  2. Step 2: Convert to fraction form
    22,491.21/33,758.68 = 10,812.63/x
  3. Step 3: Cross multiply
    22,491.21x = 33,758.68 × 10,812.63
  4. Step 4: Simplify right side
    22,491.21x = 365,020,116.13
  5. Step 5: Solve for x
    x = 365,020,116.13/22,491.21
  6. Step 6: Final answer
    x = 16,229.46

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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.