Home / 57,511.15-79,365.22-32,360.65

Finding the Fourth Proportional to 57,511.15, 79,365.22 and 32,360.65

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Solution

The fourth proportional to 57,511.15, 79,365.22 and 32,360.65 is: 44,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,511.15 : 79,365.22 = 32,360.65 : x
  2. Step 2: Convert to fraction form
    57,511.15/79,365.22 = 32,360.65/x
  3. Step 3: Cross multiply
    57,511.15x = 79,365.22 × 32,360.65
  4. Step 4: Simplify right side
    57,511.15x = 2,568,310,106.59
  5. Step 5: Solve for x
    x = 2,568,310,106.59/57,511.15
  6. Step 6: Final answer
    x = 44,657.60

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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.