Home / 18,635.12-27,952.68-12,773.96

Finding the Fourth Proportional to 18,635.12, 27,952.68 and 12,773.96

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Solution

The fourth proportional to 18,635.12, 27,952.68 and 12,773.96 is: 19,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635.12 : 27,952.68 = 12,773.96 : x
  2. Step 2: Convert to fraction form
    18,635.12/27,952.68 = 12,773.96/x
  3. Step 3: Cross multiply
    18,635.12x = 27,952.68 × 12,773.96
  4. Step 4: Simplify right side
    18,635.12x = 357,066,212.58
  5. Step 5: Solve for x
    x = 357,066,212.58/18,635.12
  6. Step 6: Final answer
    x = 19,160.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.