Home / 16,112.52-24,186.44-12,802.05

Finding the Fourth Proportional to 16,112.52, 24,186.44 and 12,802.05

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Solution

The fourth proportional to 16,112.52, 24,186.44 and 12,802.05 is: 19,217.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112.52 : 24,186.44 = 12,802.05 : x
  2. Step 2: Convert to fraction form
    16,112.52/24,186.44 = 12,802.05/x
  3. Step 3: Cross multiply
    16,112.52x = 24,186.44 × 12,802.05
  4. Step 4: Simplify right side
    16,112.52x = 309,636,046.21
  5. Step 5: Solve for x
    x = 309,636,046.21/16,112.52
  6. Step 6: Final answer
    x = 19,217.11

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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.