Home / 50,764.50-70,053.26-28,104.48

Finding the Fourth Proportional to 50,764.50, 70,053.26 and 28,104.48

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Solution

The fourth proportional to 50,764.50, 70,053.26 and 28,104.48 is: 38,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,764.50 : 70,053.26 = 28,104.48 : x
  2. Step 2: Convert to fraction form
    50,764.50/70,053.26 = 28,104.48/x
  3. Step 3: Cross multiply
    50,764.50x = 70,053.26 × 28,104.48
  4. Step 4: Simplify right side
    50,764.50x = 1,968,810,304.08
  5. Step 5: Solve for x
    x = 1,968,810,304.08/50,764.50
  6. Step 6: Final answer
    x = 38,783.21

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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.