Home / 35,249.29-48,646.58-20,141.60

Finding the Fourth Proportional to 35,249.29, 48,646.58 and 20,141.60

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Solution

The fourth proportional to 35,249.29, 48,646.58 and 20,141.60 is: 27,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,249.29 : 48,646.58 = 20,141.60 : x
  2. Step 2: Convert to fraction form
    35,249.29/48,646.58 = 20,141.60/x
  3. Step 3: Cross multiply
    35,249.29x = 48,646.58 × 20,141.60
  4. Step 4: Simplify right side
    35,249.29x = 979,819,955.73
  5. Step 5: Solve for x
    x = 979,819,955.73/35,249.29
  6. Step 6: Final answer
    x = 27,796.87

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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.