Home / 50,993.79-70,371.55-28,334.21

Finding the Fourth Proportional to 50,993.79, 70,371.55 and 28,334.21

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Solution

The fourth proportional to 50,993.79, 70,371.55 and 28,334.21 is: 39,101.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,993.79 : 70,371.55 = 28,334.21 : x
  2. Step 2: Convert to fraction form
    50,993.79/70,371.55 = 28,334.21/x
  3. Step 3: Cross multiply
    50,993.79x = 70,371.55 × 28,334.21
  4. Step 4: Simplify right side
    50,993.79x = 1,993,921,959.29
  5. Step 5: Solve for x
    x = 1,993,921,959.29/50,993.79
  6. Step 6: Final answer
    x = 39,101.27

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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.