Home / 57,429.70-79,247.37-32,278.66

Finding the Fourth Proportional to 57,429.70, 79,247.37 and 32,278.66

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Solution

The fourth proportional to 57,429.70, 79,247.37 and 32,278.66 is: 44,541.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,429.70 : 79,247.37 = 32,278.66 : x
  2. Step 2: Convert to fraction form
    57,429.70/79,247.37 = 32,278.66/x
  3. Step 3: Cross multiply
    57,429.70x = 79,247.37 × 32,278.66
  4. Step 4: Simplify right side
    57,429.70x = 2,557,998,912.12
  5. Step 5: Solve for x
    x = 2,557,998,912.12/57,429.70
  6. Step 6: Final answer
    x = 44,541.39

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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.