Home / 25,249.40-34,844.61-13,918.83

Finding the Fourth Proportional to 25,249.40, 34,844.61 and 13,918.83

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Solution

The fourth proportional to 25,249.40, 34,844.61 and 13,918.83 is: 19,208.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.40 : 34,844.61 = 13,918.83 : x
  2. Step 2: Convert to fraction form
    25,249.40/34,844.61 = 13,918.83/x
  3. Step 3: Cross multiply
    25,249.40x = 34,844.61 × 13,918.83
  4. Step 4: Simplify right side
    25,249.40x = 484,996,028.78
  5. Step 5: Solve for x
    x = 484,996,028.78/25,249.40
  6. Step 6: Final answer
    x = 19,208.22

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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.