Home / 23,436-35,162.64-12,342.24

Finding the Fourth Proportional to 23,436, 35,162.64 and 12,342.24

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Solution

The fourth proportional to 23,436, 35,162.64 and 12,342.24 is: 18,517.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,436 : 35,162.64 = 12,342.24 : x
  2. Step 2: Convert to fraction form
    23,436/35,162.64 = 12,342.24/x
  3. Step 3: Cross multiply
    23,436x = 35,162.64 × 12,342.24
  4. Step 4: Simplify right side
    23,436x = 433,985,741.91
  5. Step 5: Solve for x
    x = 433,985,741.91/23,436
  6. Step 6: Final answer
    x = 18,517.91

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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.