Home / 12,204.18-16,842.33-6,899.22

Finding the Fourth Proportional to 12,204.18, 16,842.33 and 6,899.22

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Solution

The fourth proportional to 12,204.18, 16,842.33 and 6,899.22 is: 9,521.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204.18 : 16,842.33 = 6,899.22 : x
  2. Step 2: Convert to fraction form
    12,204.18/16,842.33 = 6,899.22/x
  3. Step 3: Cross multiply
    12,204.18x = 16,842.33 × 6,899.22
  4. Step 4: Simplify right side
    12,204.18x = 116,198,939.98
  5. Step 5: Solve for x
    x = 116,198,939.98/12,204.18
  6. Step 6: Final answer
    x = 9,521.24

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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.