Home / 14,449.38-19,937.52-8,481.30

Finding the Fourth Proportional to 14,449.38, 19,937.52 and 8,481.30

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Solution

The fourth proportional to 14,449.38, 19,937.52 and 8,481.30 is: 11,702.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449.38 : 19,937.52 = 8,481.30 : x
  2. Step 2: Convert to fraction form
    14,449.38/19,937.52 = 8,481.30/x
  3. Step 3: Cross multiply
    14,449.38x = 19,937.52 × 8,481.30
  4. Step 4: Simplify right side
    14,449.38x = 169,096,088.38
  5. Step 5: Solve for x
    x = 169,096,088.38/14,449.38
  6. Step 6: Final answer
    x = 11,702.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.