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Finding the Fourth Proportional to 23,541, 35,311.58 and 7,125

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Solution

The fourth proportional to 23,541, 35,311.58 and 7,125 is: 10,687.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,541 : 35,311.58 = 7,125 : x
  2. Step 2: Convert to fraction form
    23,541/35,311.58 = 7,125/x
  3. Step 3: Cross multiply
    23,541x = 35,311.58 × 7,125
  4. Step 4: Simplify right side
    23,541x = 251,595,007.50
  5. Step 5: Solve for x
    x = 251,595,007.50/23,541
  6. Step 6: Final answer
    x = 10,687.52

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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.