Home / 16,219.19-22,377.41-9,144.24

Finding the Fourth Proportional to 16,219.19, 22,377.41 and 9,144.24

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Solution

The fourth proportional to 16,219.19, 22,377.41 and 9,144.24 is: 12,616.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,219.19 : 22,377.41 = 9,144.24 : x
  2. Step 2: Convert to fraction form
    16,219.19/22,377.41 = 9,144.24/x
  3. Step 3: Cross multiply
    16,219.19x = 22,377.41 × 9,144.24
  4. Step 4: Simplify right side
    16,219.19x = 204,624,407.62
  5. Step 5: Solve for x
    x = 204,624,407.62/16,219.19
  6. Step 6: Final answer
    x = 12,616.19

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Half scale
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Double scale
Find fourth proportional to 16,220.19, 22,378.79 and 9,145.24
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.