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Finding the Fourth Proportional to 32,793.66, 45,255.04 and 18,646.50

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Solution

The fourth proportional to 32,793.66, 45,255.04 and 18,646.50 is: 25,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,793.66 : 45,255.04 = 18,646.50 : x
  2. Step 2: Convert to fraction form
    32,793.66/45,255.04 = 18,646.50/x
  3. Step 3: Cross multiply
    32,793.66x = 45,255.04 × 18,646.50
  4. Step 4: Simplify right side
    32,793.66x = 843,848,010.13
  5. Step 5: Solve for x
    x = 843,848,010.13/32,793.66
  6. Step 6: Final answer
    x = 25,732.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.