Home / 16,844.60-23,245.68-9,291.20

Finding the Fourth Proportional to 16,844.60, 23,245.68 and 9,291.20

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Solution

The fourth proportional to 16,844.60, 23,245.68 and 9,291.20 is: 12,821.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,844.60 : 23,245.68 = 9,291.20 : x
  2. Step 2: Convert to fraction form
    16,844.60/23,245.68 = 9,291.20/x
  3. Step 3: Cross multiply
    16,844.60x = 23,245.68 × 9,291.20
  4. Step 4: Simplify right side
    16,844.60x = 215,980,262.02
  5. Step 5: Solve for x
    x = 215,980,262.02/16,844.60
  6. Step 6: Final answer
    x = 12,821.93

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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.