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Finding the Fourth Proportional to 26,993.39, 40,490.09 and 14,496.22

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Solution

The fourth proportional to 26,993.39, 40,490.09 and 14,496.22 is: 21,744.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,993.39 : 40,490.09 = 14,496.22 : x
  2. Step 2: Convert to fraction form
    26,993.39/40,490.09 = 14,496.22/x
  3. Step 3: Cross multiply
    26,993.39x = 40,490.09 × 14,496.22
  4. Step 4: Simplify right side
    26,993.39x = 586,953,252.46
  5. Step 5: Solve for x
    x = 586,953,252.46/26,993.39
  6. Step 6: Final answer
    x = 21,744.33

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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.