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Finding the Fourth Proportional to 33,602.69, 50,387.02 and 18,807.64

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Solution

The fourth proportional to 33,602.69, 50,387.02 and 18,807.64 is: 28,201.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,602.69 : 50,387.02 = 18,807.64 : x
  2. Step 2: Convert to fraction form
    33,602.69/50,387.02 = 18,807.64/x
  3. Step 3: Cross multiply
    33,602.69x = 50,387.02 × 18,807.64
  4. Step 4: Simplify right side
    33,602.69x = 947,660,680.90
  5. Step 5: Solve for x
    x = 947,660,680.90/33,602.69
  6. Step 6: Final answer
    x = 28,201.93

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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.