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Finding the Fourth Proportional to 44,321.83, 66,482.24 and 12,732.67

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Solution

The fourth proportional to 44,321.83, 66,482.24 and 12,732.67 is: 19,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,321.83 : 66,482.24 = 12,732.67 : x
  2. Step 2: Convert to fraction form
    44,321.83/66,482.24 = 12,732.67/x
  3. Step 3: Cross multiply
    44,321.83x = 66,482.24 × 12,732.67
  4. Step 4: Simplify right side
    44,321.83x = 846,496,359.12
  5. Step 5: Solve for x
    x = 846,496,359.12/44,321.83
  6. Step 6: Final answer
    x = 19,098.86

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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.