Home / 23,659.60-35,542.20-19,771.60

Finding the Fourth Proportional to 23,659.60, 35,542.20 and 19,771.60

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Solution

The fourth proportional to 23,659.60, 35,542.20 and 19,771.60 is: 29,701.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,659.60 : 35,542.20 = 19,771.60 : x
  2. Step 2: Convert to fraction form
    23,659.60/35,542.20 = 19,771.60/x
  3. Step 3: Cross multiply
    23,659.60x = 35,542.20 × 19,771.60
  4. Step 4: Simplify right side
    23,659.60x = 702,726,161.52
  5. Step 5: Solve for x
    x = 702,726,161.52/23,659.60
  6. Step 6: Final answer
    x = 29,701.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.