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Finding the Fourth Proportional to 14,961.36, 22,442.22 and 7,168.44

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Solution

The fourth proportional to 14,961.36, 22,442.22 and 7,168.44 is: 10,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,961.36 : 22,442.22 = 7,168.44 : x
  2. Step 2: Convert to fraction form
    14,961.36/22,442.22 = 7,168.44/x
  3. Step 3: Cross multiply
    14,961.36x = 22,442.22 × 7,168.44
  4. Step 4: Simplify right side
    14,961.36x = 160,875,707.54
  5. Step 5: Solve for x
    x = 160,875,707.54/14,961.36
  6. Step 6: Final answer
    x = 10,752.75

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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.