Home / 25,249.37-34,844.12-13,919.05

Finding the Fourth Proportional to 25,249.37, 34,844.12 and 13,919.05

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Solution

The fourth proportional to 25,249.37, 34,844.12 and 13,919.05 is: 19,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.37 : 34,844.12 = 13,919.05 : x
  2. Step 2: Convert to fraction form
    25,249.37/34,844.12 = 13,919.05/x
  3. Step 3: Cross multiply
    25,249.37x = 34,844.12 × 13,919.05
  4. Step 4: Simplify right side
    25,249.37x = 484,997,048.49
  5. Step 5: Solve for x
    x = 484,997,048.49/25,249.37
  6. Step 6: Final answer
    x = 19,208.28

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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.