Home / 22,555.14-31,136.43-16,099.71

Finding the Fourth Proportional to 22,555.14, 31,136.43 and 16,099.71

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Solution

The fourth proportional to 22,555.14, 31,136.43 and 16,099.71 is: 22,224.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555.14 : 31,136.43 = 16,099.71 : x
  2. Step 2: Convert to fraction form
    22,555.14/31,136.43 = 16,099.71/x
  3. Step 3: Cross multiply
    22,555.14x = 31,136.43 × 16,099.71
  4. Step 4: Simplify right side
    22,555.14x = 501,287,493.44
  5. Step 5: Solve for x
    x = 501,287,493.44/22,555.14
  6. Step 6: Final answer
    x = 22,224.98

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Double scale
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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.