Home / 16,843.30-23,243.90-9,289.93

Finding the Fourth Proportional to 16,843.30, 23,243.90 and 9,289.93

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Solution

The fourth proportional to 16,843.30, 23,243.90 and 9,289.93 is: 12,820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,843.30 : 23,243.90 = 9,289.93 : x
  2. Step 2: Convert to fraction form
    16,843.30/23,243.90 = 9,289.93/x
  3. Step 3: Cross multiply
    16,843.30x = 23,243.90 × 9,289.93
  4. Step 4: Simplify right side
    16,843.30x = 215,934,203.93
  5. Step 5: Solve for x
    x = 215,934,203.93/16,843.30
  6. Step 6: Final answer
    x = 12,820.18

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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.