Home / 37,662.46-51,972.42-20,666.32

Finding the Fourth Proportional to 37,662.46, 51,972.42 and 20,666.32

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Solution

The fourth proportional to 37,662.46, 51,972.42 and 20,666.32 is: 28,518.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,662.46 : 51,972.42 = 20,666.32 : x
  2. Step 2: Convert to fraction form
    37,662.46/51,972.42 = 20,666.32/x
  3. Step 3: Cross multiply
    37,662.46x = 51,972.42 × 20,666.32
  4. Step 4: Simplify right side
    37,662.46x = 1,074,078,662.89
  5. Step 5: Solve for x
    x = 1,074,078,662.89/37,662.46
  6. Step 6: Final answer
    x = 28,518.55

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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.