Home / 37,331.58-51,517.59-20,564.58

Finding the Fourth Proportional to 37,331.58, 51,517.59 and 20,564.58

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Solution

The fourth proportional to 37,331.58, 51,517.59 and 20,564.58 is: 28,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.58 : 51,517.59 = 20,564.58 : x
  2. Step 2: Convert to fraction form
    37,331.58/51,517.59 = 20,564.58/x
  3. Step 3: Cross multiply
    37,331.58x = 51,517.59 × 20,564.58
  4. Step 4: Simplify right side
    37,331.58x = 1,059,437,717.04
  5. Step 5: Solve for x
    x = 1,059,437,717.04/37,331.58
  6. Step 6: Final answer
    x = 28,379.13

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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.