Home / 39,729.96-54,825.12-23,806.44

Finding the Fourth Proportional to 39,729.96, 54,825.12 and 23,806.44

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Solution

The fourth proportional to 39,729.96, 54,825.12 and 23,806.44 is: 32,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,729.96 : 54,825.12 = 23,806.44 : x
  2. Step 2: Convert to fraction form
    39,729.96/54,825.12 = 23,806.44/x
  3. Step 3: Cross multiply
    39,729.96x = 54,825.12 × 23,806.44
  4. Step 4: Simplify right side
    39,729.96x = 1,305,190,929.77
  5. Step 5: Solve for x
    x = 1,305,190,929.77/39,729.96
  6. Step 6: Final answer
    x = 32,851.55

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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.