Home / 50,538.64-69,743.58-27,878.44

Finding the Fourth Proportional to 50,538.64, 69,743.58 and 27,878.44

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Solution

The fourth proportional to 50,538.64, 69,743.58 and 27,878.44 is: 38,472.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,538.64 : 69,743.58 = 27,878.44 : x
  2. Step 2: Convert to fraction form
    50,538.64/69,743.58 = 27,878.44/x
  3. Step 3: Cross multiply
    50,538.64x = 69,743.58 × 27,878.44
  4. Step 4: Simplify right side
    50,538.64x = 1,944,342,210.42
  5. Step 5: Solve for x
    x = 1,944,342,210.42/50,538.64
  6. Step 6: Final answer
    x = 38,472.39

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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.