Home / 16,115.91-24,151.19-12,814.35

Finding the Fourth Proportional to 16,115.91, 24,151.19 and 12,814.35

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Solution

The fourth proportional to 16,115.91, 24,151.19 and 12,814.35 is: 19,203.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.91 : 24,151.19 = 12,814.35 : x
  2. Step 2: Convert to fraction form
    16,115.91/24,151.19 = 12,814.35/x
  3. Step 3: Cross multiply
    16,115.91x = 24,151.19 × 12,814.35
  4. Step 4: Simplify right side
    16,115.91x = 309,481,737.50
  5. Step 5: Solve for x
    x = 309,481,737.50/16,115.91
  6. Step 6: Final answer
    x = 19,203.49

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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.