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Finding the Fourth Proportional to 23,909.51, 35,866.28 and 7,269.69

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Solution

The fourth proportional to 23,909.51, 35,866.28 and 7,269.69 is: 10,905.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,909.51 : 35,866.28 = 7,269.69 : x
  2. Step 2: Convert to fraction form
    23,909.51/35,866.28 = 7,269.69/x
  3. Step 3: Cross multiply
    23,909.51x = 35,866.28 × 7,269.69
  4. Step 4: Simplify right side
    23,909.51x = 260,736,765.00
  5. Step 5: Solve for x
    x = 260,736,765.00/23,909.51
  6. Step 6: Final answer
    x = 10,905.15

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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.