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Finding the Fourth Proportional to 32,378.44, 44,683.02 and 21,200.44

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Solution

The fourth proportional to 32,378.44, 44,683.02 and 21,200.44 is: 29,257.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,378.44 : 44,683.02 = 21,200.44 : x
  2. Step 2: Convert to fraction form
    32,378.44/44,683.02 = 21,200.44/x
  3. Step 3: Cross multiply
    32,378.44x = 44,683.02 × 21,200.44
  4. Step 4: Simplify right side
    32,378.44x = 947,299,684.53
  5. Step 5: Solve for x
    x = 947,299,684.53/32,378.44
  6. Step 6: Final answer
    x = 29,257.11

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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.