Home / 14,108.29-21,162.83-6,206.69

Finding the Fourth Proportional to 14,108.29, 21,162.83 and 6,206.69

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Solution

The fourth proportional to 14,108.29, 21,162.83 and 6,206.69 is: 9,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.29 : 21,162.83 = 6,206.69 : x
  2. Step 2: Convert to fraction form
    14,108.29/21,162.83 = 6,206.69/x
  3. Step 3: Cross multiply
    14,108.29x = 21,162.83 × 6,206.69
  4. Step 4: Simplify right side
    14,108.29x = 131,351,125.33
  5. Step 5: Solve for x
    x = 131,351,125.33/14,108.29
  6. Step 6: Final answer
    x = 9,310.21

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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.