Home / 48,832.12-67,383.66-38,784.88

Finding the Fourth Proportional to 48,832.12, 67,383.66 and 38,784.88

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Solution

The fourth proportional to 48,832.12, 67,383.66 and 38,784.88 is: 53,519.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,832.12 : 67,383.66 = 38,784.88 : x
  2. Step 2: Convert to fraction form
    48,832.12/67,383.66 = 38,784.88/x
  3. Step 3: Cross multiply
    48,832.12x = 67,383.66 × 38,784.88
  4. Step 4: Simplify right side
    48,832.12x = 2,613,467,167.06
  5. Step 5: Solve for x
    x = 2,613,467,167.06/48,832.12
  6. Step 6: Final answer
    x = 53,519.43

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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.