Home / 37,327.09-51,511.39-20,560.09

Finding the Fourth Proportional to 37,327.09, 51,511.39 and 20,560.09

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Solution

The fourth proportional to 37,327.09, 51,511.39 and 20,560.09 is: 28,372.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,327.09 : 51,511.39 = 20,560.09 : x
  2. Step 2: Convert to fraction form
    37,327.09/51,511.39 = 20,560.09/x
  3. Step 3: Cross multiply
    37,327.09x = 51,511.39 × 20,560.09
  4. Step 4: Simplify right side
    37,327.09x = 1,059,078,814.43
  5. Step 5: Solve for x
    x = 1,059,078,814.43/37,327.09
  6. Step 6: Final answer
    x = 28,372.93

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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.