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Finding the Fourth Proportional to 23,469.65, 35,193.53 and 13,611.74

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Solution

The fourth proportional to 23,469.65, 35,193.53 and 13,611.74 is: 20,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,469.65 : 35,193.53 = 13,611.74 : x
  2. Step 2: Convert to fraction form
    23,469.65/35,193.53 = 13,611.74/x
  3. Step 3: Cross multiply
    23,469.65x = 35,193.53 × 13,611.74
  4. Step 4: Simplify right side
    23,469.65x = 479,045,180.04
  5. Step 5: Solve for x
    x = 479,045,180.04/23,469.65
  6. Step 6: Final answer
    x = 20,411.27

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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.