Home / 28,843.68-39,826.80-22,573.92

Finding the Fourth Proportional to 28,843.68, 39,826.80 and 22,573.92

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Solution

The fourth proportional to 28,843.68, 39,826.80 and 22,573.92 is: 31,169.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843.68 : 39,826.80 = 22,573.92 : x
  2. Step 2: Convert to fraction form
    28,843.68/39,826.80 = 22,573.92/x
  3. Step 3: Cross multiply
    28,843.68x = 39,826.80 × 22,573.92
  4. Step 4: Simplify right side
    28,843.68x = 899,046,997.06
  5. Step 5: Solve for x
    x = 899,046,997.06/28,843.68
  6. Step 6: Final answer
    x = 31,169.64

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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.