Home / 25,227.32-34,813.94-13,896.87

Finding the Fourth Proportional to 25,227.32, 34,813.94 and 13,896.87

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Solution

The fourth proportional to 25,227.32, 34,813.94 and 13,896.87 is: 19,177.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,227.32 : 34,813.94 = 13,896.87 : x
  2. Step 2: Convert to fraction form
    25,227.32/34,813.94 = 13,896.87/x
  3. Step 3: Cross multiply
    25,227.32x = 34,813.94 × 13,896.87
  4. Step 4: Simplify right side
    25,227.32x = 483,804,728.88
  5. Step 5: Solve for x
    x = 483,804,728.88/25,227.32
  6. Step 6: Final answer
    x = 19,177.81

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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.