Home / 25,771.55-38,663.39-8,001.30

Finding the Fourth Proportional to 25,771.55, 38,663.39 and 8,001.30

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Solution

The fourth proportional to 25,771.55, 38,663.39 and 8,001.30 is: 12,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771.55 : 38,663.39 = 8,001.30 : x
  2. Step 2: Convert to fraction form
    25,771.55/38,663.39 = 8,001.30/x
  3. Step 3: Cross multiply
    25,771.55x = 38,663.39 × 8,001.30
  4. Step 4: Simplify right side
    25,771.55x = 309,357,382.41
  5. Step 5: Solve for x
    x = 309,357,382.41/25,771.55
  6. Step 6: Final answer
    x = 12,003.83

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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.