Home / 29,112.80-43,665.84-8,054.36

Finding the Fourth Proportional to 29,112.80, 43,665.84 and 8,054.36

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Solution

The fourth proportional to 29,112.80, 43,665.84 and 8,054.36 is: 12,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.80 : 43,665.84 = 8,054.36 : x
  2. Step 2: Convert to fraction form
    29,112.80/43,665.84 = 8,054.36/x
  3. Step 3: Cross multiply
    29,112.80x = 43,665.84 × 8,054.36
  4. Step 4: Simplify right side
    29,112.80x = 351,700,395.06
  5. Step 5: Solve for x
    x = 351,700,395.06/29,112.80
  6. Step 6: Final answer
    x = 12,080.61

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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.