Home / 19,767.01-29,650.52-8,080.22

Finding the Fourth Proportional to 19,767.01, 29,650.52 and 8,080.22

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Solution

The fourth proportional to 19,767.01, 29,650.52 and 8,080.22 is: 12,120.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767.01 : 29,650.52 = 8,080.22 : x
  2. Step 2: Convert to fraction form
    19,767.01/29,650.52 = 8,080.22/x
  3. Step 3: Cross multiply
    19,767.01x = 29,650.52 × 8,080.22
  4. Step 4: Simplify right side
    19,767.01x = 239,582,596.66
  5. Step 5: Solve for x
    x = 239,582,596.66/19,767.01
  6. Step 6: Final answer
    x = 12,120.33

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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.