Home / 17,321.45-25,985.41-6,934.01

Finding the Fourth Proportional to 17,321.45, 25,985.41 and 6,934.01

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Solution

The fourth proportional to 17,321.45, 25,985.41 and 6,934.01 is: 10,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.45 : 25,985.41 = 6,934.01 : x
  2. Step 2: Convert to fraction form
    17,321.45/25,985.41 = 6,934.01/x
  3. Step 3: Cross multiply
    17,321.45x = 25,985.41 × 6,934.01
  4. Step 4: Simplify right side
    17,321.45x = 180,182,945.53
  5. Step 5: Solve for x
    x = 180,182,945.53/17,321.45
  6. Step 6: Final answer
    x = 10,402.30

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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.