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Finding the Fourth Proportional to 29,890.08, 41,252.04 and 19,310.40

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Solution

The fourth proportional to 29,890.08, 41,252.04 and 19,310.40 is: 26,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,890.08 : 41,252.04 = 19,310.40 : x
  2. Step 2: Convert to fraction form
    29,890.08/41,252.04 = 19,310.40/x
  3. Step 3: Cross multiply
    29,890.08x = 41,252.04 × 19,310.40
  4. Step 4: Simplify right side
    29,890.08x = 796,593,393.22
  5. Step 5: Solve for x
    x = 796,593,393.22/29,890.08
  6. Step 6: Final answer
    x = 26,650.76

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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.