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Finding the Fourth Proportional to 50,610.76, 69,842.41 and 27,951.28

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Solution

The fourth proportional to 50,610.76, 69,842.41 and 27,951.28 is: 38,572.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,610.76 : 69,842.41 = 27,951.28 : x
  2. Step 2: Convert to fraction form
    50,610.76/69,842.41 = 27,951.28/x
  3. Step 3: Cross multiply
    50,610.76x = 69,842.41 × 27,951.28
  4. Step 4: Simplify right side
    50,610.76x = 1,952,184,513.30
  5. Step 5: Solve for x
    x = 1,952,184,513.30/50,610.76
  6. Step 6: Final answer
    x = 38,572.52

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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.