Home / 37,979.12-52,415.64-22,879.41

Finding the Fourth Proportional to 37,979.12, 52,415.64 and 22,879.41

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Solution

The fourth proportional to 37,979.12, 52,415.64 and 22,879.41 is: 31,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,979.12 : 52,415.64 = 22,879.41 : x
  2. Step 2: Convert to fraction form
    37,979.12/52,415.64 = 22,879.41/x
  3. Step 3: Cross multiply
    37,979.12x = 52,415.64 × 22,879.41
  4. Step 4: Simplify right side
    37,979.12x = 1,199,238,917.97
  5. Step 5: Solve for x
    x = 1,199,238,917.97/37,979.12
  6. Step 6: Final answer
    x = 31,576.27

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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.