Home / 51,941.13-71,678.52-28,067.73

Finding the Fourth Proportional to 51,941.13, 71,678.52 and 28,067.73

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Solution

The fourth proportional to 51,941.13, 71,678.52 and 28,067.73 is: 38,733.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,941.13 : 71,678.52 = 28,067.73 : x
  2. Step 2: Convert to fraction form
    51,941.13/71,678.52 = 28,067.73/x
  3. Step 3: Cross multiply
    51,941.13x = 71,678.52 × 28,067.73
  4. Step 4: Simplify right side
    51,941.13x = 2,011,853,346.16
  5. Step 5: Solve for x
    x = 2,011,853,346.16/51,941.13
  6. Step 6: Final answer
    x = 38,733.34

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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.