Home / 19,909.62-27,474.47-11,733.14

Finding the Fourth Proportional to 19,909.62, 27,474.47 and 11,733.14

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Solution

The fourth proportional to 19,909.62, 27,474.47 and 11,733.14 is: 16,191.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,909.62 : 27,474.47 = 11,733.14 : x
  2. Step 2: Convert to fraction form
    19,909.62/27,474.47 = 11,733.14/x
  3. Step 3: Cross multiply
    19,909.62x = 27,474.47 × 11,733.14
  4. Step 4: Simplify right side
    19,909.62x = 322,361,606.90
  5. Step 5: Solve for x
    x = 322,361,606.90/19,909.62
  6. Step 6: Final answer
    x = 16,191.25

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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.