Home / 35,170.25-48,538.17-20,067.80

Finding the Fourth Proportional to 35,170.25, 48,538.17 and 20,067.80

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Solution

The fourth proportional to 35,170.25, 48,538.17 and 20,067.80 is: 27,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,170.25 : 48,538.17 = 20,067.80 : x
  2. Step 2: Convert to fraction form
    35,170.25/48,538.17 = 20,067.80/x
  3. Step 3: Cross multiply
    35,170.25x = 48,538.17 × 20,067.80
  4. Step 4: Simplify right side
    35,170.25x = 974,054,045.24
  5. Step 5: Solve for x
    x = 974,054,045.24/35,170.25
  6. Step 6: Final answer
    x = 27,695.40

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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.