Home / 39,536.62-54,560.07-21,631.43

Finding the Fourth Proportional to 39,536.62, 54,560.07 and 21,631.43

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Solution

The fourth proportional to 39,536.62, 54,560.07 and 21,631.43 is: 29,851.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,536.62 : 54,560.07 = 21,631.43 : x
  2. Step 2: Convert to fraction form
    39,536.62/54,560.07 = 21,631.43/x
  3. Step 3: Cross multiply
    39,536.62x = 54,560.07 × 21,631.43
  4. Step 4: Simplify right side
    39,536.62x = 1,180,212,471.40
  5. Step 5: Solve for x
    x = 1,180,212,471.40/39,536.62
  6. Step 6: Final answer
    x = 29,851.12

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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.