Home / 64,400.30-96,589.38-17,015.90

Finding the Fourth Proportional to 64,400.30, 96,589.38 and 17,015.90

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Solution

The fourth proportional to 64,400.30, 96,589.38 and 17,015.90 is: 25,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,400.30 : 96,589.38 = 17,015.90 : x
  2. Step 2: Convert to fraction form
    64,400.30/96,589.38 = 17,015.90/x
  3. Step 3: Cross multiply
    64,400.30x = 96,589.38 × 17,015.90
  4. Step 4: Simplify right side
    64,400.30x = 1,643,555,231.14
  5. Step 5: Solve for x
    x = 1,643,555,231.14/64,400.30
  6. Step 6: Final answer
    x = 25,520.93

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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.