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Finding the Fourth Proportional to 22,115.99, 33,168.11 and 15,094.74

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Solution

The fourth proportional to 22,115.99, 33,168.11 and 15,094.74 is: 22,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.99 : 33,168.11 = 15,094.74 : x
  2. Step 2: Convert to fraction form
    22,115.99/33,168.11 = 15,094.74/x
  3. Step 3: Cross multiply
    22,115.99x = 33,168.11 × 15,094.74
  4. Step 4: Simplify right side
    22,115.99x = 500,663,921.27
  5. Step 5: Solve for x
    x = 500,663,921.27/22,115.99
  6. Step 6: Final answer
    x = 22,638.10

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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.