Home / 50,727.02-70,002.90-28,371.02

Finding the Fourth Proportional to 50,727.02, 70,002.90 and 28,371.02

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Solution

The fourth proportional to 50,727.02, 70,002.90 and 28,371.02 is: 39,151.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,727.02 : 70,002.90 = 28,371.02 : x
  2. Step 2: Convert to fraction form
    50,727.02/70,002.90 = 28,371.02/x
  3. Step 3: Cross multiply
    50,727.02x = 70,002.90 × 28,371.02
  4. Step 4: Simplify right side
    50,727.02x = 1,986,053,675.96
  5. Step 5: Solve for x
    x = 1,986,053,675.96/50,727.02
  6. Step 6: Final answer
    x = 39,151.79

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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.