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Finding the Fourth Proportional to 32,628.92, 48,943.11 and 19,393.64

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Solution

The fourth proportional to 32,628.92, 48,943.11 and 19,393.64 is: 29,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,628.92 : 48,943.11 = 19,393.64 : x
  2. Step 2: Convert to fraction form
    32,628.92/48,943.11 = 19,393.64/x
  3. Step 3: Cross multiply
    32,628.92x = 48,943.11 × 19,393.64
  4. Step 4: Simplify right side
    32,628.92x = 949,185,055.82
  5. Step 5: Solve for x
    x = 949,185,055.82/32,628.92
  6. Step 6: Final answer
    x = 29,090.30

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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.