Home / 34,908.96-48,174.24-18,993.12

Finding the Fourth Proportional to 34,908.96, 48,174.24 and 18,993.12

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Solution

The fourth proportional to 34,908.96, 48,174.24 and 18,993.12 is: 26,210.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,908.96 : 48,174.24 = 18,993.12 : x
  2. Step 2: Convert to fraction form
    34,908.96/48,174.24 = 18,993.12/x
  3. Step 3: Cross multiply
    34,908.96x = 48,174.24 × 18,993.12
  4. Step 4: Simplify right side
    34,908.96x = 914,979,121.23
  5. Step 5: Solve for x
    x = 914,979,121.23/34,908.96
  6. Step 6: Final answer
    x = 26,210.44

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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.