Home / 17,102.24-25,656.48-7,868

Finding the Fourth Proportional to 17,102.24, 25,656.48 and 7,868

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Solution

The fourth proportional to 17,102.24, 25,656.48 and 7,868 is: 11,803.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,102.24 : 25,656.48 = 7,868 : x
  2. Step 2: Convert to fraction form
    17,102.24/25,656.48 = 7,868/x
  3. Step 3: Cross multiply
    17,102.24x = 25,656.48 × 7,868
  4. Step 4: Simplify right side
    17,102.24x = 201,865,184.64
  5. Step 5: Solve for x
    x = 201,865,184.64/17,102.24
  6. Step 6: Final answer
    x = 11,803.44

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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.