Home / 50,804.25-70,108.92-28,142.74

Finding the Fourth Proportional to 50,804.25, 70,108.92 and 28,142.74

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Solution

The fourth proportional to 50,804.25, 70,108.92 and 28,142.74 is: 38,836.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,804.25 : 70,108.92 = 28,142.74 : x
  2. Step 2: Convert to fraction form
    50,804.25/70,108.92 = 28,142.74/x
  3. Step 3: Cross multiply
    50,804.25x = 70,108.92 × 28,142.74
  4. Step 4: Simplify right side
    50,804.25x = 1,973,057,175.09
  5. Step 5: Solve for x
    x = 1,973,057,175.09/50,804.25
  6. Step 6: Final answer
    x = 38,836.46

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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.