Home / 35,086.97-48,419.45-19,171.08

Finding the Fourth Proportional to 35,086.97, 48,419.45 and 19,171.08

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Solution

The fourth proportional to 35,086.97, 48,419.45 and 19,171.08 is: 26,455.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,086.97 : 48,419.45 = 19,171.08 : x
  2. Step 2: Convert to fraction form
    35,086.97/48,419.45 = 19,171.08/x
  3. Step 3: Cross multiply
    35,086.97x = 48,419.45 × 19,171.08
  4. Step 4: Simplify right side
    35,086.97x = 928,252,811.55
  5. Step 5: Solve for x
    x = 928,252,811.55/35,086.97
  6. Step 6: Final answer
    x = 26,455.77

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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.