Home / 50,704.87-69,973.19-28,042.69

Finding the Fourth Proportional to 50,704.87, 69,973.19 and 28,042.69

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Solution

The fourth proportional to 50,704.87, 69,973.19 and 28,042.69 is: 38,699.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,704.87 : 69,973.19 = 28,042.69 : x
  2. Step 2: Convert to fraction form
    50,704.87/69,973.19 = 28,042.69/x
  3. Step 3: Cross multiply
    50,704.87x = 69,973.19 × 28,042.69
  4. Step 4: Simplify right side
    50,704.87x = 1,962,236,475.48
  5. Step 5: Solve for x
    x = 1,962,236,475.48/50,704.87
  6. Step 6: Final answer
    x = 38,699.17

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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.