Home / 14,796.04-20,418.37-8,081.65

Finding the Fourth Proportional to 14,796.04, 20,418.37 and 8,081.65

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Solution

The fourth proportional to 14,796.04, 20,418.37 and 8,081.65 is: 11,152.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,796.04 : 20,418.37 = 8,081.65 : x
  2. Step 2: Convert to fraction form
    14,796.04/20,418.37 = 8,081.65/x
  3. Step 3: Cross multiply
    14,796.04x = 20,418.37 × 8,081.65
  4. Step 4: Simplify right side
    14,796.04x = 165,014,119.91
  5. Step 5: Solve for x
    x = 165,014,119.91/14,796.04
  6. Step 6: Final answer
    x = 11,152.59

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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.