Home / 16,855.57-23,260.66-9,301.89

Finding the Fourth Proportional to 16,855.57, 23,260.66 and 9,301.89

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Solution

The fourth proportional to 16,855.57, 23,260.66 and 9,301.89 is: 12,836.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.57 : 23,260.66 = 9,301.89 : x
  2. Step 2: Convert to fraction form
    16,855.57/23,260.66 = 9,301.89/x
  3. Step 3: Cross multiply
    16,855.57x = 23,260.66 × 9,301.89
  4. Step 4: Simplify right side
    16,855.57x = 216,368,077.39
  5. Step 5: Solve for x
    x = 216,368,077.39/16,855.57
  6. Step 6: Final answer
    x = 12,836.59

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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.