Home / 37,967.44-52,394.79-20,972.80

Finding the Fourth Proportional to 37,967.44, 52,394.79 and 20,972.80

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Solution

The fourth proportional to 37,967.44, 52,394.79 and 20,972.80 is: 28,942.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,967.44 : 52,394.79 = 20,972.80 : x
  2. Step 2: Convert to fraction form
    37,967.44/52,394.79 = 20,972.80/x
  3. Step 3: Cross multiply
    37,967.44x = 52,394.79 × 20,972.80
  4. Step 4: Simplify right side
    37,967.44x = 1,098,865,451.71
  5. Step 5: Solve for x
    x = 1,098,865,451.71/37,967.44
  6. Step 6: Final answer
    x = 28,942.31

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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.