Home / 50,217.49-69,297.15-28,709.56

Finding the Fourth Proportional to 50,217.49, 69,297.15 and 28,709.56

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Solution

The fourth proportional to 50,217.49, 69,297.15 and 28,709.56 is: 39,617.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,217.49 : 69,297.15 = 28,709.56 : x
  2. Step 2: Convert to fraction form
    50,217.49/69,297.15 = 28,709.56/x
  3. Step 3: Cross multiply
    50,217.49x = 69,297.15 × 28,709.56
  4. Step 4: Simplify right side
    50,217.49x = 1,989,490,685.75
  5. Step 5: Solve for x
    x = 1,989,490,685.75/50,217.49
  6. Step 6: Final answer
    x = 39,617.49

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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.