Home / 28,818.08-43,168.80-22,519.52

Finding the Fourth Proportional to 28,818.08, 43,168.80 and 22,519.52

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Solution

The fourth proportional to 28,818.08, 43,168.80 and 22,519.52 is: 33,733.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.08 : 43,168.80 = 22,519.52 : x
  2. Step 2: Convert to fraction form
    28,818.08/43,168.80 = 22,519.52/x
  3. Step 3: Cross multiply
    28,818.08x = 43,168.80 × 22,519.52
  4. Step 4: Simplify right side
    28,818.08x = 972,140,654.98
  5. Step 5: Solve for x
    x = 972,140,654.98/28,818.08
  6. Step 6: Final answer
    x = 33,733.71

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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.