Home / 23,742.79-32,769.42-15,255.52

Finding the Fourth Proportional to 23,742.79, 32,769.42 and 15,255.52

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Solution

The fourth proportional to 23,742.79, 32,769.42 and 15,255.52 is: 21,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,742.79 : 32,769.42 = 15,255.52 : x
  2. Step 2: Convert to fraction form
    23,742.79/32,769.42 = 15,255.52/x
  3. Step 3: Cross multiply
    23,742.79x = 32,769.42 × 15,255.52
  4. Step 4: Simplify right side
    23,742.79x = 499,914,625.54
  5. Step 5: Solve for x
    x = 499,914,625.54/23,742.79
  6. Step 6: Final answer
    x = 21,055.43

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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.