Home / 16,412.80-22,626.24-10,120.96

Finding the Fourth Proportional to 16,412.80, 22,626.24 and 10,120.96

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Solution

The fourth proportional to 16,412.80, 22,626.24 and 10,120.96 is: 13,952.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,412.80 : 22,626.24 = 10,120.96 : x
  2. Step 2: Convert to fraction form
    16,412.80/22,626.24 = 10,120.96/x
  3. Step 3: Cross multiply
    16,412.80x = 22,626.24 × 10,120.96
  4. Step 4: Simplify right side
    16,412.80x = 228,999,269.99
  5. Step 5: Solve for x
    x = 228,999,269.99/16,412.80
  6. Step 6: Final answer
    x = 13,952.48

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Similar ratio
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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.