Home / 32,505.20-48,660.60-19,350.80

Finding the Fourth Proportional to 32,505.20, 48,660.60 and 19,350.80

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Solution

The fourth proportional to 32,505.20, 48,660.60 and 19,350.80 is: 28,968.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,505.20 : 48,660.60 = 19,350.80 : x
  2. Step 2: Convert to fraction form
    32,505.20/48,660.60 = 19,350.80/x
  3. Step 3: Cross multiply
    32,505.20x = 48,660.60 × 19,350.80
  4. Step 4: Simplify right side
    32,505.20x = 941,621,538.48
  5. Step 5: Solve for x
    x = 941,621,538.48/32,505.20
  6. Step 6: Final answer
    x = 28,968.34

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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.