Home / 37,706.50-52,039.56-21,791.08

Finding the Fourth Proportional to 37,706.50, 52,039.56 and 21,791.08

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Solution

The fourth proportional to 37,706.50, 52,039.56 and 21,791.08 is: 30,074.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,706.50 : 52,039.56 = 21,791.08 : x
  2. Step 2: Convert to fraction form
    37,706.50/52,039.56 = 21,791.08/x
  3. Step 3: Cross multiply
    37,706.50x = 52,039.56 × 21,791.08
  4. Step 4: Simplify right side
    37,706.50x = 1,133,998,215.12
  5. Step 5: Solve for x
    x = 1,133,998,215.12/37,706.50
  6. Step 6: Final answer
    x = 30,074.34

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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.