Home / 50,731.99-70,004.14-28,067.98

Finding the Fourth Proportional to 50,731.99, 70,004.14 and 28,067.98

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Solution

The fourth proportional to 50,731.99, 70,004.14 and 28,067.98 is: 38,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,731.99 : 70,004.14 = 28,067.98 : x
  2. Step 2: Convert to fraction form
    50,731.99/70,004.14 = 28,067.98/x
  3. Step 3: Cross multiply
    50,731.99x = 70,004.14 × 28,067.98
  4. Step 4: Simplify right side
    50,731.99x = 1,964,874,976.45
  5. Step 5: Solve for x
    x = 1,964,874,976.45/50,731.99
  6. Step 6: Final answer
    x = 38,730.50

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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.