Home / 27,543.30-41,317.65-8,818.62

Finding the Fourth Proportional to 27,543.30, 41,317.65 and 8,818.62

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Solution

The fourth proportional to 27,543.30, 41,317.65 and 8,818.62 is: 13,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.30 : 41,317.65 = 8,818.62 : x
  2. Step 2: Convert to fraction form
    27,543.30/41,317.65 = 8,818.62/x
  3. Step 3: Cross multiply
    27,543.30x = 41,317.65 × 8,818.62
  4. Step 4: Simplify right side
    27,543.30x = 364,364,654.64
  5. Step 5: Solve for x
    x = 364,364,654.64/27,543.30
  6. Step 6: Final answer
    x = 13,228.79

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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.