Home / 39,536.27-54,560.18-21,631.22

Finding the Fourth Proportional to 39,536.27, 54,560.18 and 21,631.22

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Solution

The fourth proportional to 39,536.27, 54,560.18 and 21,631.22 is: 29,851.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,536.27 : 54,560.18 = 21,631.22 : x
  2. Step 2: Convert to fraction form
    39,536.27/54,560.18 = 21,631.22/x
  3. Step 3: Cross multiply
    39,536.27x = 54,560.18 × 21,631.22
  4. Step 4: Simplify right side
    39,536.27x = 1,180,203,242.70
  5. Step 5: Solve for x
    x = 1,180,203,242.70/39,536.27
  6. Step 6: Final answer
    x = 29,851.15

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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.