Home / 35,229.87-48,617.21-19,314.43

Finding the Fourth Proportional to 35,229.87, 48,617.21 and 19,314.43

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Solution

The fourth proportional to 35,229.87, 48,617.21 and 19,314.43 is: 26,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,229.87 : 48,617.21 = 19,314.43 : x
  2. Step 2: Convert to fraction form
    35,229.87/48,617.21 = 19,314.43/x
  3. Step 3: Cross multiply
    35,229.87x = 48,617.21 × 19,314.43
  4. Step 4: Simplify right side
    35,229.87x = 939,013,456.25
  5. Step 5: Solve for x
    x = 939,013,456.25/35,229.87
  6. Step 6: Final answer
    x = 26,653.90

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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.