Home / 57,728.58-79,664.66-32,235.38

Finding the Fourth Proportional to 57,728.58, 79,664.66 and 32,235.38

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Solution

The fourth proportional to 57,728.58, 79,664.66 and 32,235.38 is: 44,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,728.58 : 79,664.66 = 32,235.38 : x
  2. Step 2: Convert to fraction form
    57,728.58/79,664.66 = 32,235.38/x
  3. Step 3: Cross multiply
    57,728.58x = 79,664.66 × 32,235.38
  4. Step 4: Simplify right side
    57,728.58x = 2,568,020,587.67
  5. Step 5: Solve for x
    x = 2,568,020,587.67/57,728.58
  6. Step 6: Final answer
    x = 44,484.39

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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.