Home / 23,193.60-34,982.40-21,657.60

Finding the Fourth Proportional to 23,193.60, 34,982.40 and 21,657.60

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Solution

The fourth proportional to 23,193.60, 34,982.40 and 21,657.60 is: 32,665.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,193.60 : 34,982.40 = 21,657.60 : x
  2. Step 2: Convert to fraction form
    23,193.60/34,982.40 = 21,657.60/x
  3. Step 3: Cross multiply
    23,193.60x = 34,982.40 × 21,657.60
  4. Step 4: Simplify right side
    23,193.60x = 757,634,826.24
  5. Step 5: Solve for x
    x = 757,634,826.24/23,193.60
  6. Step 6: Final answer
    x = 32,665.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.