Home / 17,976.39-24,800.11-11,929.48

Finding the Fourth Proportional to 17,976.39, 24,800.11 and 11,929.48

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Solution

The fourth proportional to 17,976.39, 24,800.11 and 11,929.48 is: 16,457.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,976.39 : 24,800.11 = 11,929.48 : x
  2. Step 2: Convert to fraction form
    17,976.39/24,800.11 = 11,929.48/x
  3. Step 3: Cross multiply
    17,976.39x = 24,800.11 × 11,929.48
  4. Step 4: Simplify right side
    17,976.39x = 295,852,416.24
  5. Step 5: Solve for x
    x = 295,852,416.24/17,976.39
  6. Step 6: Final answer
    x = 16,457.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.