Home / 22,090.61-33,136.97-7,299.20

Finding the Fourth Proportional to 22,090.61, 33,136.97 and 7,299.20

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Solution

The fourth proportional to 22,090.61, 33,136.97 and 7,299.20 is: 10,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,090.61 : 33,136.97 = 7,299.20 : x
  2. Step 2: Convert to fraction form
    22,090.61/33,136.97 = 7,299.20/x
  3. Step 3: Cross multiply
    22,090.61x = 33,136.97 × 7,299.20
  4. Step 4: Simplify right side
    22,090.61x = 241,873,417.77
  5. Step 5: Solve for x
    x = 241,873,417.77/22,090.61
  6. Step 6: Final answer
    x = 10,949.15

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Half scale
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Double scale
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Similar ratio
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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.