Home / 19,363.30-29,057.23-8,270.05

Finding the Fourth Proportional to 19,363.30, 29,057.23 and 8,270.05

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Solution

The fourth proportional to 19,363.30, 29,057.23 and 8,270.05 is: 12,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.30 : 29,057.23 = 8,270.05 : x
  2. Step 2: Convert to fraction form
    19,363.30/29,057.23 = 8,270.05/x
  3. Step 3: Cross multiply
    19,363.30x = 29,057.23 × 8,270.05
  4. Step 4: Simplify right side
    19,363.30x = 240,304,737.14
  5. Step 5: Solve for x
    x = 240,304,737.14/19,363.30
  6. Step 6: Final answer
    x = 12,410.32

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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.