Home / 25,165.11-34,725.03-15,093.96

Finding the Fourth Proportional to 25,165.11, 34,725.03 and 15,093.96

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Solution

The fourth proportional to 25,165.11, 34,725.03 and 15,093.96 is: 20,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,165.11 : 34,725.03 = 15,093.96 : x
  2. Step 2: Convert to fraction form
    25,165.11/34,725.03 = 15,093.96/x
  3. Step 3: Cross multiply
    25,165.11x = 34,725.03 × 15,093.96
  4. Step 4: Simplify right side
    25,165.11x = 524,138,213.82
  5. Step 5: Solve for x
    x = 524,138,213.82/25,165.11
  6. Step 6: Final answer
    x = 20,827.97

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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.