Home / 57,279.58-79,044.85-32,128.54

Finding the Fourth Proportional to 57,279.58, 79,044.85 and 32,128.54

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Solution

The fourth proportional to 57,279.58, 79,044.85 and 32,128.54 is: 44,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,279.58 : 79,044.85 = 32,128.54 : x
  2. Step 2: Convert to fraction form
    57,279.58/79,044.85 = 32,128.54/x
  3. Step 3: Cross multiply
    57,279.58x = 79,044.85 × 32,128.54
  4. Step 4: Simplify right side
    57,279.58x = 2,539,595,625.02
  5. Step 5: Solve for x
    x = 2,539,595,625.02/57,279.58
  6. Step 6: Final answer
    x = 44,336.84

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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.