Home / 19,363.74-29,049.38-6,215.10

Finding the Fourth Proportional to 19,363.74, 29,049.38 and 6,215.10

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Solution

The fourth proportional to 19,363.74, 29,049.38 and 6,215.10 is: 9,323.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.74 : 29,049.38 = 6,215.10 : x
  2. Step 2: Convert to fraction form
    19,363.74/29,049.38 = 6,215.10/x
  3. Step 3: Cross multiply
    19,363.74x = 29,049.38 × 6,215.10
  4. Step 4: Simplify right side
    19,363.74x = 180,544,801.64
  5. Step 5: Solve for x
    x = 180,544,801.64/19,363.74
  6. Step 6: Final answer
    x = 9,323.86

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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.