Home / 12,932.37-19,398.56-3,698.37

Finding the Fourth Proportional to 12,932.37, 19,398.56 and 3,698.37

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Solution

The fourth proportional to 12,932.37, 19,398.56 and 3,698.37 is: 5,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.37 : 19,398.56 = 3,698.37 : x
  2. Step 2: Convert to fraction form
    12,932.37/19,398.56 = 3,698.37/x
  3. Step 3: Cross multiply
    12,932.37x = 19,398.56 × 3,698.37
  4. Step 4: Simplify right side
    12,932.37x = 71,743,033.86
  5. Step 5: Solve for x
    x = 71,743,033.86/12,932.37
  6. Step 6: Final answer
    x = 5,547.56

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Similar ratio
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1.5x scale

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.