Home / 16,881.57-23,296.56-9,808.44

Finding the Fourth Proportional to 16,881.57, 23,296.56 and 9,808.44

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Solution

The fourth proportional to 16,881.57, 23,296.56 and 9,808.44 is: 13,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.57 : 23,296.56 = 9,808.44 : x
  2. Step 2: Convert to fraction form
    16,881.57/23,296.56 = 9,808.44/x
  3. Step 3: Cross multiply
    16,881.57x = 23,296.56 × 9,808.44
  4. Step 4: Simplify right side
    16,881.57x = 228,502,910.97
  5. Step 5: Solve for x
    x = 228,502,910.97/16,881.57
  6. Step 6: Final answer
    x = 13,535.64

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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.