Home / 19,442.50-29,136.41-11,110.03

Finding the Fourth Proportional to 19,442.50, 29,136.41 and 11,110.03

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Solution

The fourth proportional to 19,442.50, 29,136.41 and 11,110.03 is: 16,649.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.50 : 29,136.41 = 11,110.03 : x
  2. Step 2: Convert to fraction form
    19,442.50/29,136.41 = 11,110.03/x
  3. Step 3: Cross multiply
    19,442.50x = 29,136.41 × 11,110.03
  4. Step 4: Simplify right side
    19,442.50x = 323,706,302.46
  5. Step 5: Solve for x
    x = 323,706,302.46/19,442.50
  6. Step 6: Final answer
    x = 16,649.42

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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.