Home / 29,054.91-43,600.77-12,415.05

Finding the Fourth Proportional to 29,054.91, 43,600.77 and 12,415.05

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Solution

The fourth proportional to 29,054.91, 43,600.77 and 12,415.05 is: 18,630.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,054.91 : 43,600.77 = 12,415.05 : x
  2. Step 2: Convert to fraction form
    29,054.91/43,600.77 = 12,415.05/x
  3. Step 3: Cross multiply
    29,054.91x = 43,600.77 × 12,415.05
  4. Step 4: Simplify right side
    29,054.91x = 541,305,739.59
  5. Step 5: Solve for x
    x = 541,305,739.59/29,054.91
  6. Step 6: Final answer
    x = 18,630.44

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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.