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Finding the Fourth Proportional to 16,114.80, 24,145.92 and 15,499.80

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Solution

The fourth proportional to 16,114.80, 24,145.92 and 15,499.80 is: 23,224.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,114.80 : 24,145.92 = 15,499.80 : x
  2. Step 2: Convert to fraction form
    16,114.80/24,145.92 = 15,499.80/x
  3. Step 3: Cross multiply
    16,114.80x = 24,145.92 × 15,499.80
  4. Step 4: Simplify right side
    16,114.80x = 374,256,930.82
  5. Step 5: Solve for x
    x = 374,256,930.82/16,114.80
  6. Step 6: Final answer
    x = 23,224.42

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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.