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Finding the Fourth Proportional to 23,639.03, 32,611.53 and 16,922.21

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Solution

The fourth proportional to 23,639.03, 32,611.53 and 16,922.21 is: 23,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.03 : 32,611.53 = 16,922.21 : x
  2. Step 2: Convert to fraction form
    23,639.03/32,611.53 = 16,922.21/x
  3. Step 3: Cross multiply
    23,639.03x = 32,611.53 × 16,922.21
  4. Step 4: Simplify right side
    23,639.03x = 551,858,911.41
  5. Step 5: Solve for x
    x = 551,858,911.41/23,639.03
  6. Step 6: Final answer
    x = 23,345.24

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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.