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Finding the Fourth Proportional to 29,617.92, 44,404.88 and 17,928.40

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Solution

The fourth proportional to 29,617.92, 44,404.88 and 17,928.40 is: 26,879.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,617.92 : 44,404.88 = 17,928.40 : x
  2. Step 2: Convert to fraction form
    29,617.92/44,404.88 = 17,928.40/x
  3. Step 3: Cross multiply
    29,617.92x = 44,404.88 × 17,928.40
  4. Step 4: Simplify right side
    29,617.92x = 796,108,450.59
  5. Step 5: Solve for x
    x = 796,108,450.59/29,617.92
  6. Step 6: Final answer
    x = 26,879.28

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1.5x scale

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.