Home / 16,144.26-22,279.28-9,770.77

Finding the Fourth Proportional to 16,144.26, 22,279.28 and 9,770.77

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Solution

The fourth proportional to 16,144.26, 22,279.28 and 9,770.77 is: 13,483.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,144.26 : 22,279.28 = 9,770.77 : x
  2. Step 2: Convert to fraction form
    16,144.26/22,279.28 = 9,770.77/x
  3. Step 3: Cross multiply
    16,144.26x = 22,279.28 × 9,770.77
  4. Step 4: Simplify right side
    16,144.26x = 217,685,720.65
  5. Step 5: Solve for x
    x = 217,685,720.65/16,144.26
  6. Step 6: Final answer
    x = 13,483.78

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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.