Home / 12,937.32-19,396.80-6,356.52

Finding the Fourth Proportional to 12,937.32, 19,396.80 and 6,356.52

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Solution

The fourth proportional to 12,937.32, 19,396.80 and 6,356.52 is: 9,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937.32 : 19,396.80 = 6,356.52 : x
  2. Step 2: Convert to fraction form
    12,937.32/19,396.80 = 6,356.52/x
  3. Step 3: Cross multiply
    12,937.32x = 19,396.80 × 6,356.52
  4. Step 4: Simplify right side
    12,937.32x = 123,296,147.14
  5. Step 5: Solve for x
    x = 123,296,147.14/12,937.32
  6. Step 6: Final answer
    x = 9,530.27

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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.