Home / 22,145.84-33,218.76-15,199.28

Finding the Fourth Proportional to 22,145.84, 33,218.76 and 15,199.28

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Solution

The fourth proportional to 22,145.84, 33,218.76 and 15,199.28 is: 22,798.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145.84 : 33,218.76 = 15,199.28 : x
  2. Step 2: Convert to fraction form
    22,145.84/33,218.76 = 15,199.28/x
  3. Step 3: Cross multiply
    22,145.84x = 33,218.76 × 15,199.28
  4. Step 4: Simplify right side
    22,145.84x = 504,901,234.49
  5. Step 5: Solve for x
    x = 504,901,234.49/22,145.84
  6. Step 6: Final answer
    x = 22,798.92

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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.