Home / 22,690.50-34,035.78-11,005.44

Finding the Fourth Proportional to 22,690.50, 34,035.78 and 11,005.44

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Solution

The fourth proportional to 22,690.50, 34,035.78 and 11,005.44 is: 16,508.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,690.50 : 34,035.78 = 11,005.44 : x
  2. Step 2: Convert to fraction form
    22,690.50/34,035.78 = 11,005.44/x
  3. Step 3: Cross multiply
    22,690.50x = 34,035.78 × 11,005.44
  4. Step 4: Simplify right side
    22,690.50x = 374,578,734.64
  5. Step 5: Solve for x
    x = 374,578,734.64/22,690.50
  6. Step 6: Final answer
    x = 16,508.17

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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.