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Finding the Fourth Proportional to 11,054.70, 16,545.60 and 11,054.70

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Solution

The fourth proportional to 11,054.70, 16,545.60 and 11,054.70 is: 16,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.70 : 16,545.60 = 11,054.70 : x
  2. Step 2: Convert to fraction form
    11,054.70/16,545.60 = 11,054.70/x
  3. Step 3: Cross multiply
    11,054.70x = 16,545.60 × 11,054.70
  4. Step 4: Simplify right side
    11,054.70x = 182,906,644.32
  5. Step 5: Solve for x
    x = 182,906,644.32/11,054.70
  6. Step 6: Final answer
    x = 16,545.60

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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.