Home / 25,163.34-34,725.33-13,985.34

Finding the Fourth Proportional to 25,163.34, 34,725.33 and 13,985.34

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Solution

The fourth proportional to 25,163.34, 34,725.33 and 13,985.34 is: 19,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,163.34 : 34,725.33 = 13,985.34 : x
  2. Step 2: Convert to fraction form
    25,163.34/34,725.33 = 13,985.34/x
  3. Step 3: Cross multiply
    25,163.34x = 34,725.33 × 13,985.34
  4. Step 4: Simplify right side
    25,163.34x = 485,645,546.66
  5. Step 5: Solve for x
    x = 485,645,546.66/25,163.34
  6. Step 6: Final answer
    x = 19,299.73

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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.