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Finding the Fourth Proportional to 23,193.95, 34,790.94 and 8,399.45

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Solution

The fourth proportional to 23,193.95, 34,790.94 and 8,399.45 is: 12,599.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,193.95 : 34,790.94 = 8,399.45 : x
  2. Step 2: Convert to fraction form
    23,193.95/34,790.94 = 8,399.45/x
  3. Step 3: Cross multiply
    23,193.95x = 34,790.94 × 8,399.45
  4. Step 4: Simplify right side
    23,193.95x = 292,224,760.98
  5. Step 5: Solve for x
    x = 292,224,760.98/23,193.95
  6. Step 6: Final answer
    x = 12,599.18

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Similar ratio
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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.