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Finding the Fourth Proportional to 22,011.99, 33,022.10 and 7,225.14

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Solution

The fourth proportional to 22,011.99, 33,022.10 and 7,225.14 is: 10,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011.99 : 33,022.10 = 7,225.14 : x
  2. Step 2: Convert to fraction form
    22,011.99/33,022.10 = 7,225.14/x
  3. Step 3: Cross multiply
    22,011.99x = 33,022.10 × 7,225.14
  4. Step 4: Simplify right side
    22,011.99x = 238,589,259.47
  5. Step 5: Solve for x
    x = 238,589,259.47/22,011.99
  6. Step 6: Final answer
    x = 10,839.06

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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.