Home / 57,710.54-79,640.24-32,215.43

Finding the Fourth Proportional to 57,710.54, 79,640.24 and 32,215.43

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Solution

The fourth proportional to 57,710.54, 79,640.24 and 32,215.43 is: 44,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,710.54 : 79,640.24 = 32,215.43 : x
  2. Step 2: Convert to fraction form
    57,710.54/79,640.24 = 32,215.43/x
  3. Step 3: Cross multiply
    57,710.54x = 79,640.24 × 32,215.43
  4. Step 4: Simplify right side
    57,710.54x = 2,565,644,614.93
  5. Step 5: Solve for x
    x = 2,565,644,614.93/57,710.54
  6. Step 6: Final answer
    x = 44,457.12

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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.