Home / 29,640.20-40,898.32-17,702.82

Finding the Fourth Proportional to 29,640.20, 40,898.32 and 17,702.82

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Solution

The fourth proportional to 29,640.20, 40,898.32 and 17,702.82 is: 24,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,640.20 : 40,898.32 = 17,702.82 : x
  2. Step 2: Convert to fraction form
    29,640.20/40,898.32 = 17,702.82/x
  3. Step 3: Cross multiply
    29,640.20x = 40,898.32 × 17,702.82
  4. Step 4: Simplify right side
    29,640.20x = 724,015,553.01
  5. Step 5: Solve for x
    x = 724,015,553.01/29,640.20
  6. Step 6: Final answer
    x = 24,426.81

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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.