Home / 50,474.52-69,654-27,815.76

Finding the Fourth Proportional to 50,474.52, 69,654 and 27,815.76

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Solution

The fourth proportional to 50,474.52, 69,654 and 27,815.76 is: 38,385.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,474.52 : 69,654 = 27,815.76 : x
  2. Step 2: Convert to fraction form
    50,474.52/69,654 = 27,815.76/x
  3. Step 3: Cross multiply
    50,474.52x = 69,654 × 27,815.76
  4. Step 4: Simplify right side
    50,474.52x = 1,937,478,947.04
  5. Step 5: Solve for x
    x = 1,937,478,947.04/50,474.52
  6. Step 6: Final answer
    x = 38,385.29

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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.