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Finding the Fourth Proportional to 32,563.43, 48,843.65 and 13,580.22

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Solution

The fourth proportional to 32,563.43, 48,843.65 and 13,580.22 is: 20,369.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,563.43 : 48,843.65 = 13,580.22 : x
  2. Step 2: Convert to fraction form
    32,563.43/48,843.65 = 13,580.22/x
  3. Step 3: Cross multiply
    32,563.43x = 48,843.65 × 13,580.22
  4. Step 4: Simplify right side
    32,563.43x = 663,307,444.70
  5. Step 5: Solve for x
    x = 663,307,444.70/32,563.43
  6. Step 6: Final answer
    x = 20,369.71

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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.