Home / 22,068.05-30,453.98-11,996.51

Finding the Fourth Proportional to 22,068.05, 30,453.98 and 11,996.51

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Solution

The fourth proportional to 22,068.05, 30,453.98 and 11,996.51 is: 16,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068.05 : 30,453.98 = 11,996.51 : x
  2. Step 2: Convert to fraction form
    22,068.05/30,453.98 = 11,996.51/x
  3. Step 3: Cross multiply
    22,068.05x = 30,453.98 × 11,996.51
  4. Step 4: Simplify right side
    22,068.05x = 365,341,263.36
  5. Step 5: Solve for x
    x = 365,341,263.36/22,068.05
  6. Step 6: Final answer
    x = 16,555.22

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.