Home / 23,722.44-35,605.20-12,638.58

Finding the Fourth Proportional to 23,722.44, 35,605.20 and 12,638.58

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Solution

The fourth proportional to 23,722.44, 35,605.20 and 12,638.58 is: 18,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,722.44 : 35,605.20 = 12,638.58 : x
  2. Step 2: Convert to fraction form
    23,722.44/35,605.20 = 12,638.58/x
  3. Step 3: Cross multiply
    23,722.44x = 35,605.20 × 12,638.58
  4. Step 4: Simplify right side
    23,722.44x = 449,999,168.62
  5. Step 5: Solve for x
    x = 449,999,168.62/23,722.44
  6. Step 6: Final answer
    x = 18,969.35

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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.