Home / 35,086.98-48,419.96-19,171.55

Finding the Fourth Proportional to 35,086.98, 48,419.96 and 19,171.55

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Solution

The fourth proportional to 35,086.98, 48,419.96 and 19,171.55 is: 26,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,086.98 : 48,419.96 = 19,171.55 : x
  2. Step 2: Convert to fraction form
    35,086.98/48,419.96 = 19,171.55/x
  3. Step 3: Cross multiply
    35,086.98x = 48,419.96 × 19,171.55
  4. Step 4: Simplify right side
    35,086.98x = 928,285,346.18
  5. Step 5: Solve for x
    x = 928,285,346.18/35,086.98
  6. Step 6: Final answer
    x = 26,456.69

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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.