Home / 29,316.30-43,969.86-8,257.92

Finding the Fourth Proportional to 29,316.30, 43,969.86 and 8,257.92

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Solution

The fourth proportional to 29,316.30, 43,969.86 and 8,257.92 is: 12,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,316.30 : 43,969.86 = 8,257.92 : x
  2. Step 2: Convert to fraction form
    29,316.30/43,969.86 = 8,257.92/x
  3. Step 3: Cross multiply
    29,316.30x = 43,969.86 × 8,257.92
  4. Step 4: Simplify right side
    29,316.30x = 363,099,586.29
  5. Step 5: Solve for x
    x = 363,099,586.29/29,316.30
  6. Step 6: Final answer
    x = 12,385.59

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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.