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Finding the Fourth Proportional to 23,969.69, 35,954.51 and 6,439.52

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Solution

The fourth proportional to 23,969.69, 35,954.51 and 6,439.52 is: 9,659.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,969.69 : 35,954.51 = 6,439.52 : x
  2. Step 2: Convert to fraction form
    23,969.69/35,954.51 = 6,439.52/x
  3. Step 3: Cross multiply
    23,969.69x = 35,954.51 × 6,439.52
  4. Step 4: Simplify right side
    23,969.69x = 231,529,636.40
  5. Step 5: Solve for x
    x = 231,529,636.40/23,969.69
  6. Step 6: Final answer
    x = 9,659.27

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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.