Home / 37,539.14-51,805.60-20,772.14

Finding the Fourth Proportional to 37,539.14, 51,805.60 and 20,772.14

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Solution

The fourth proportional to 37,539.14, 51,805.60 and 20,772.14 is: 28,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,539.14 : 51,805.60 = 20,772.14 : x
  2. Step 2: Convert to fraction form
    37,539.14/51,805.60 = 20,772.14/x
  3. Step 3: Cross multiply
    37,539.14x = 51,805.60 × 20,772.14
  4. Step 4: Simplify right side
    37,539.14x = 1,076,113,175.98
  5. Step 5: Solve for x
    x = 1,076,113,175.98/37,539.14
  6. Step 6: Final answer
    x = 28,666.43

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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.