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Finding the Fourth Proportional to 32,700.44, 45,140.32 and 22,104.42

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Solution

The fourth proportional to 32,700.44, 45,140.32 and 22,104.42 is: 30,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,700.44 : 45,140.32 = 22,104.42 : x
  2. Step 2: Convert to fraction form
    32,700.44/45,140.32 = 22,104.42/x
  3. Step 3: Cross multiply
    32,700.44x = 45,140.32 × 22,104.42
  4. Step 4: Simplify right side
    32,700.44x = 997,800,592.21
  5. Step 5: Solve for x
    x = 997,800,592.21/32,700.44
  6. Step 6: Final answer
    x = 30,513.37

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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.