Home / 16,222.26-22,386.72-8,770.26

Finding the Fourth Proportional to 16,222.26, 22,386.72 and 8,770.26

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Solution

The fourth proportional to 16,222.26, 22,386.72 and 8,770.26 is: 12,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222.26 : 22,386.72 = 8,770.26 : x
  2. Step 2: Convert to fraction form
    16,222.26/22,386.72 = 8,770.26/x
  3. Step 3: Cross multiply
    16,222.26x = 22,386.72 × 8,770.26
  4. Step 4: Simplify right side
    16,222.26x = 196,337,354.95
  5. Step 5: Solve for x
    x = 196,337,354.95/16,222.26
  6. Step 6: Final answer
    x = 12,102.96

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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.