Home / 11,424.08-17,032.05-11,136.80

Finding the Fourth Proportional to 11,424.08, 17,032.05 and 11,136.80

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Solution

The fourth proportional to 11,424.08, 17,032.05 and 11,136.80 is: 16,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.08 : 17,032.05 = 11,136.80 : x
  2. Step 2: Convert to fraction form
    11,424.08/17,032.05 = 11,136.80/x
  3. Step 3: Cross multiply
    11,424.08x = 17,032.05 × 11,136.80
  4. Step 4: Simplify right side
    11,424.08x = 189,682,534.44
  5. Step 5: Solve for x
    x = 189,682,534.44/11,424.08
  6. Step 6: Final answer
    x = 16,603.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.