Home / 50,116.32-69,159.60-28,896.48

Finding the Fourth Proportional to 50,116.32, 69,159.60 and 28,896.48

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Solution

The fourth proportional to 50,116.32, 69,159.60 and 28,896.48 is: 39,876.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,116.32 : 69,159.60 = 28,896.48 : x
  2. Step 2: Convert to fraction form
    50,116.32/69,159.60 = 28,896.48/x
  3. Step 3: Cross multiply
    50,116.32x = 69,159.60 × 28,896.48
  4. Step 4: Simplify right side
    50,116.32x = 1,998,468,998.21
  5. Step 5: Solve for x
    x = 1,998,468,998.21/50,116.32
  6. Step 6: Final answer
    x = 39,876.61

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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.