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Finding the Fourth Proportional to 19,773.92, 29,671.85 and 8,095.34

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Solution

The fourth proportional to 19,773.92, 29,671.85 and 8,095.34 is: 12,147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773.92 : 29,671.85 = 8,095.34 : x
  2. Step 2: Convert to fraction form
    19,773.92/29,671.85 = 8,095.34/x
  3. Step 3: Cross multiply
    19,773.92x = 29,671.85 × 8,095.34
  4. Step 4: Simplify right side
    19,773.92x = 240,203,808.60
  5. Step 5: Solve for x
    x = 240,203,808.60/19,773.92
  6. Step 6: Final answer
    x = 12,147.50

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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.