Home / 16,769.91-25,161.74-8,870.36

Finding the Fourth Proportional to 16,769.91, 25,161.74 and 8,870.36

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Solution

The fourth proportional to 16,769.91, 25,161.74 and 8,870.36 is: 13,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.91 : 25,161.74 = 8,870.36 : x
  2. Step 2: Convert to fraction form
    16,769.91/25,161.74 = 8,870.36/x
  3. Step 3: Cross multiply
    16,769.91x = 25,161.74 × 8,870.36
  4. Step 4: Simplify right side
    16,769.91x = 223,193,696.66
  5. Step 5: Solve for x
    x = 223,193,696.66/16,769.91
  6. Step 6: Final answer
    x = 13,309.18

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1.5x scale

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.