Home / 25,914.72-38,872.30-7,196.22

Finding the Fourth Proportional to 25,914.72, 38,872.30 and 7,196.22

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Solution

The fourth proportional to 25,914.72, 38,872.30 and 7,196.22 is: 10,794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,914.72 : 38,872.30 = 7,196.22 : x
  2. Step 2: Convert to fraction form
    25,914.72/38,872.30 = 7,196.22/x
  3. Step 3: Cross multiply
    25,914.72x = 38,872.30 × 7,196.22
  4. Step 4: Simplify right side
    25,914.72x = 279,733,529.12
  5. Step 5: Solve for x
    x = 279,733,529.12/25,914.72
  6. Step 6: Final answer
    x = 10,794.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.