Home / 27,392.08-41,071.03-12,581.99

Finding the Fourth Proportional to 27,392.08, 41,071.03 and 12,581.99

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Solution

The fourth proportional to 27,392.08, 41,071.03 and 12,581.99 is: 18,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,392.08 : 41,071.03 = 12,581.99 : x
  2. Step 2: Convert to fraction form
    27,392.08/41,071.03 = 12,581.99/x
  3. Step 3: Cross multiply
    27,392.08x = 41,071.03 × 12,581.99
  4. Step 4: Simplify right side
    27,392.08x = 516,755,288.75
  5. Step 5: Solve for x
    x = 516,755,288.75/27,392.08
  6. Step 6: Final answer
    x = 18,865.14

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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.