Home / 27,458.96-37,892.94-15,521.88

Finding the Fourth Proportional to 27,458.96, 37,892.94 and 15,521.88

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Solution

The fourth proportional to 27,458.96, 37,892.94 and 15,521.88 is: 21,419.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.96 : 37,892.94 = 15,521.88 : x
  2. Step 2: Convert to fraction form
    27,458.96/37,892.94 = 15,521.88/x
  3. Step 3: Cross multiply
    27,458.96x = 37,892.94 × 15,521.88
  4. Step 4: Simplify right side
    27,458.96x = 588,169,667.53
  5. Step 5: Solve for x
    x = 588,169,667.53/27,458.96
  6. Step 6: Final answer
    x = 21,419.96

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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.