Home / 57,716.96-79,651.12-35,348.32

Finding the Fourth Proportional to 57,716.96, 79,651.12 and 35,348.32

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Solution

The fourth proportional to 57,716.96, 79,651.12 and 35,348.32 is: 48,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,716.96 : 79,651.12 = 35,348.32 : x
  2. Step 2: Convert to fraction form
    57,716.96/79,651.12 = 35,348.32/x
  3. Step 3: Cross multiply
    57,716.96x = 79,651.12 × 35,348.32
  4. Step 4: Simplify right side
    57,716.96x = 2,815,533,278.12
  5. Step 5: Solve for x
    x = 2,815,533,278.12/57,716.96
  6. Step 6: Final answer
    x = 48,781.73

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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.