Home / 19,541.32-29,315.62-6,394.41

Finding the Fourth Proportional to 19,541.32, 29,315.62 and 6,394.41

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Solution

The fourth proportional to 19,541.32, 29,315.62 and 6,394.41 is: 9,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.32 : 29,315.62 = 6,394.41 : x
  2. Step 2: Convert to fraction form
    19,541.32/29,315.62 = 6,394.41/x
  3. Step 3: Cross multiply
    19,541.32x = 29,315.62 × 6,394.41
  4. Step 4: Simplify right side
    19,541.32x = 187,456,101.68
  5. Step 5: Solve for x
    x = 187,456,101.68/19,541.32
  6. Step 6: Final answer
    x = 9,592.81

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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.