Home / 25,058.60-34,579.39-13,725.85

Finding the Fourth Proportional to 25,058.60, 34,579.39 and 13,725.85

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Solution

The fourth proportional to 25,058.60, 34,579.39 and 13,725.85 is: 18,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,058.60 : 34,579.39 = 13,725.85 : x
  2. Step 2: Convert to fraction form
    25,058.60/34,579.39 = 13,725.85/x
  3. Step 3: Cross multiply
    25,058.60x = 34,579.39 × 13,725.85
  4. Step 4: Simplify right side
    25,058.60x = 474,631,399.47
  5. Step 5: Solve for x
    x = 474,631,399.47/25,058.60
  6. Step 6: Final answer
    x = 18,940.86

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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.