Home / 10,873.44-16,284.24-9,136.80

Finding the Fourth Proportional to 10,873.44, 16,284.24 and 9,136.80

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Solution

The fourth proportional to 10,873.44, 16,284.24 and 9,136.80 is: 13,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.44 : 16,284.24 = 9,136.80 : x
  2. Step 2: Convert to fraction form
    10,873.44/16,284.24 = 9,136.80/x
  3. Step 3: Cross multiply
    10,873.44x = 16,284.24 × 9,136.80
  4. Step 4: Simplify right side
    10,873.44x = 148,785,844.03
  5. Step 5: Solve for x
    x = 148,785,844.03/10,873.44
  6. Step 6: Final answer
    x = 13,683.42

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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.