Home / 25,184.79-34,757.24-13,856.54

Finding the Fourth Proportional to 25,184.79, 34,757.24 and 13,856.54

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Solution

The fourth proportional to 25,184.79, 34,757.24 and 13,856.54 is: 19,123.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.79 : 34,757.24 = 13,856.54 : x
  2. Step 2: Convert to fraction form
    25,184.79/34,757.24 = 13,856.54/x
  3. Step 3: Cross multiply
    25,184.79x = 34,757.24 × 13,856.54
  4. Step 4: Simplify right side
    25,184.79x = 481,614,843.28
  5. Step 5: Solve for x
    x = 481,614,843.28/25,184.79
  6. Step 6: Final answer
    x = 19,123.24

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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.