Home / 57,650.22-86,479.74-22,128.60

Finding the Fourth Proportional to 57,650.22, 86,479.74 and 22,128.60

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Solution

The fourth proportional to 57,650.22, 86,479.74 and 22,128.60 is: 33,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,650.22 : 86,479.74 = 22,128.60 : x
  2. Step 2: Convert to fraction form
    57,650.22/86,479.74 = 22,128.60/x
  3. Step 3: Cross multiply
    57,650.22x = 86,479.74 × 22,128.60
  4. Step 4: Simplify right side
    57,650.22x = 1,913,675,574.56
  5. Step 5: Solve for x
    x = 1,913,675,574.56/57,650.22
  6. Step 6: Final answer
    x = 33,194.59

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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.