Home / 29,440.90-44,154.72-8,380.47

Finding the Fourth Proportional to 29,440.90, 44,154.72 and 8,380.47

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Solution

The fourth proportional to 29,440.90, 44,154.72 and 8,380.47 is: 12,568.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,440.90 : 44,154.72 = 8,380.47 : x
  2. Step 2: Convert to fraction form
    29,440.90/44,154.72 = 8,380.47/x
  3. Step 3: Cross multiply
    29,440.90x = 44,154.72 × 8,380.47
  4. Step 4: Simplify right side
    29,440.90x = 370,037,440.47
  5. Step 5: Solve for x
    x = 370,037,440.47/29,440.90
  6. Step 6: Final answer
    x = 12,568.82

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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.