Home / 16,164.12-22,306.38-9,090.60

Finding the Fourth Proportional to 16,164.12, 22,306.38 and 9,090.60

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Solution

The fourth proportional to 16,164.12, 22,306.38 and 9,090.60 is: 12,544.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,164.12 : 22,306.38 = 9,090.60 : x
  2. Step 2: Convert to fraction form
    16,164.12/22,306.38 = 9,090.60/x
  3. Step 3: Cross multiply
    16,164.12x = 22,306.38 × 9,090.60
  4. Step 4: Simplify right side
    16,164.12x = 202,778,378.03
  5. Step 5: Solve for x
    x = 202,778,378.03/16,164.12
  6. Step 6: Final answer
    x = 12,544.97

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Half scale
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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.