Home / 15,575.43-21,494.25-8,501.97

Finding the Fourth Proportional to 15,575.43, 21,494.25 and 8,501.97

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Solution

The fourth proportional to 15,575.43, 21,494.25 and 8,501.97 is: 11,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575.43 : 21,494.25 = 8,501.97 : x
  2. Step 2: Convert to fraction form
    15,575.43/21,494.25 = 8,501.97/x
  3. Step 3: Cross multiply
    15,575.43x = 21,494.25 × 8,501.97
  4. Step 4: Simplify right side
    15,575.43x = 182,743,468.67
  5. Step 5: Solve for x
    x = 182,743,468.67/15,575.43
  6. Step 6: Final answer
    x = 11,732.80

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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.