Home / 27,027.86-40,475.91-15,305.54

Finding the Fourth Proportional to 27,027.86, 40,475.91 and 15,305.54

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Solution

The fourth proportional to 27,027.86, 40,475.91 and 15,305.54 is: 22,921.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,027.86 : 40,475.91 = 15,305.54 : x
  2. Step 2: Convert to fraction form
    27,027.86/40,475.91 = 15,305.54/x
  3. Step 3: Cross multiply
    27,027.86x = 40,475.91 × 15,305.54
  4. Step 4: Simplify right side
    27,027.86x = 619,505,659.54
  5. Step 5: Solve for x
    x = 619,505,659.54/27,027.86
  6. Step 6: Final answer
    x = 22,921.00

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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.