Home / 16,579.90-22,879.80-9,026.38

Finding the Fourth Proportional to 16,579.90, 22,879.80 and 9,026.38

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Solution

The fourth proportional to 16,579.90, 22,879.80 and 9,026.38 is: 12,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,579.90 : 22,879.80 = 9,026.38 : x
  2. Step 2: Convert to fraction form
    16,579.90/22,879.80 = 9,026.38/x
  3. Step 3: Cross multiply
    16,579.90x = 22,879.80 × 9,026.38
  4. Step 4: Simplify right side
    16,579.90x = 206,521,769.12
  5. Step 5: Solve for x
    x = 206,521,769.12/16,579.90
  6. Step 6: Final answer
    x = 12,456.15

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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.