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Finding the Fourth Proportional to 32,995.34, 49,469.50 and 15,455.60

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Solution

The fourth proportional to 32,995.34, 49,469.50 and 15,455.60 is: 23,172.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,995.34 : 49,469.50 = 15,455.60 : x
  2. Step 2: Convert to fraction form
    32,995.34/49,469.50 = 15,455.60/x
  3. Step 3: Cross multiply
    32,995.34x = 49,469.50 × 15,455.60
  4. Step 4: Simplify right side
    32,995.34x = 764,580,804.20
  5. Step 5: Solve for x
    x = 764,580,804.20/32,995.34
  6. Step 6: Final answer
    x = 23,172.39

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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.