Home / 25,601.15-38,419.01-8,961.32

Finding the Fourth Proportional to 25,601.15, 38,419.01 and 8,961.32

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Solution

The fourth proportional to 25,601.15, 38,419.01 and 8,961.32 is: 13,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,601.15 : 38,419.01 = 8,961.32 : x
  2. Step 2: Convert to fraction form
    25,601.15/38,419.01 = 8,961.32/x
  3. Step 3: Cross multiply
    25,601.15x = 38,419.01 × 8,961.32
  4. Step 4: Simplify right side
    25,601.15x = 344,284,911.43
  5. Step 5: Solve for x
    x = 344,284,911.43/25,601.15
  6. Step 6: Final answer
    x = 13,448.03

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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.