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Finding the Fourth Proportional to 29,405.85, 44,111.42 and 8,346.21

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Solution

The fourth proportional to 29,405.85, 44,111.42 and 8,346.21 is: 12,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,405.85 : 44,111.42 = 8,346.21 : x
  2. Step 2: Convert to fraction form
    29,405.85/44,111.42 = 8,346.21/x
  3. Step 3: Cross multiply
    29,405.85x = 44,111.42 × 8,346.21
  4. Step 4: Simplify right side
    29,405.85x = 368,163,132.99
  5. Step 5: Solve for x
    x = 368,163,132.99/29,405.85
  6. Step 6: Final answer
    x = 12,520.06

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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.