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Finding the Fourth Proportional to 32,773.78, 45,227.87 and 18,626.63

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Solution

The fourth proportional to 32,773.78, 45,227.87 and 18,626.63 is: 25,704.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,773.78 : 45,227.87 = 18,626.63 : x
  2. Step 2: Convert to fraction form
    32,773.78/45,227.87 = 18,626.63/x
  3. Step 3: Cross multiply
    32,773.78x = 45,227.87 × 18,626.63
  4. Step 4: Simplify right side
    32,773.78x = 842,442,550.76
  5. Step 5: Solve for x
    x = 842,442,550.76/32,773.78
  6. Step 6: Final answer
    x = 25,704.77

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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.