Home / 17,065.32-25,582.92-6,669.80

Finding the Fourth Proportional to 17,065.32, 25,582.92 and 6,669.80

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Solution

The fourth proportional to 17,065.32, 25,582.92 and 6,669.80 is: 9,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,065.32 : 25,582.92 = 6,669.80 : x
  2. Step 2: Convert to fraction form
    17,065.32/25,582.92 = 6,669.80/x
  3. Step 3: Cross multiply
    17,065.32x = 25,582.92 × 6,669.80
  4. Step 4: Simplify right side
    17,065.32x = 170,632,959.82
  5. Step 5: Solve for x
    x = 170,632,959.82/17,065.32
  6. Step 6: Final answer
    x = 9,998.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.