Home / 29,876.49-41,169.87-21,363.66

Finding the Fourth Proportional to 29,876.49, 41,169.87 and 21,363.66

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Solution

The fourth proportional to 29,876.49, 41,169.87 and 21,363.66 is: 29,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,876.49 : 41,169.87 = 21,363.66 : x
  2. Step 2: Convert to fraction form
    29,876.49/41,169.87 = 21,363.66/x
  3. Step 3: Cross multiply
    29,876.49x = 41,169.87 × 21,363.66
  4. Step 4: Simplify right side
    29,876.49x = 879,539,104.92
  5. Step 5: Solve for x
    x = 879,539,104.92/29,876.49
  6. Step 6: Final answer
    x = 29,439.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.