Home / 19,047.14-28,561.08-11,152.04

Finding the Fourth Proportional to 19,047.14, 28,561.08 and 11,152.04

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Solution

The fourth proportional to 19,047.14, 28,561.08 and 11,152.04 is: 16,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.14 : 28,561.08 = 11,152.04 : x
  2. Step 2: Convert to fraction form
    19,047.14/28,561.08 = 11,152.04/x
  3. Step 3: Cross multiply
    19,047.14x = 28,561.08 × 11,152.04
  4. Step 4: Simplify right side
    19,047.14x = 318,514,205.62
  5. Step 5: Solve for x
    x = 318,514,205.62/19,047.14
  6. Step 6: Final answer
    x = 16,722.42

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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.