Home / 19,363.81-29,057.98-8,270.55

Finding the Fourth Proportional to 19,363.81, 29,057.98 and 8,270.55

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Solution

The fourth proportional to 19,363.81, 29,057.98 and 8,270.55 is: 12,411.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.81 : 29,057.98 = 8,270.55 : x
  2. Step 2: Convert to fraction form
    19,363.81/29,057.98 = 8,270.55/x
  3. Step 3: Cross multiply
    19,363.81x = 29,057.98 × 8,270.55
  4. Step 4: Simplify right side
    19,363.81x = 240,325,476.49
  5. Step 5: Solve for x
    x = 240,325,476.49/19,363.81
  6. Step 6: Final answer
    x = 12,411.07

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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.