Home / 35,776.25-49,371.42-19,644.24

Finding the Fourth Proportional to 35,776.25, 49,371.42 and 19,644.24

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Solution

The fourth proportional to 35,776.25, 49,371.42 and 19,644.24 is: 27,109.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,776.25 : 49,371.42 = 19,644.24 : x
  2. Step 2: Convert to fraction form
    35,776.25/49,371.42 = 19,644.24/x
  3. Step 3: Cross multiply
    35,776.25x = 49,371.42 × 19,644.24
  4. Step 4: Simplify right side
    35,776.25x = 969,864,023.62
  5. Step 5: Solve for x
    x = 969,864,023.62/35,776.25
  6. Step 6: Final answer
    x = 27,109.16

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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.