Home / 23,429.50-35,149.12-9,578.50

Finding the Fourth Proportional to 23,429.50, 35,149.12 and 9,578.50

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Solution

The fourth proportional to 23,429.50, 35,149.12 and 9,578.50 is: 14,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.50 : 35,149.12 = 9,578.50 : x
  2. Step 2: Convert to fraction form
    23,429.50/35,149.12 = 9,578.50/x
  3. Step 3: Cross multiply
    23,429.50x = 35,149.12 × 9,578.50
  4. Step 4: Simplify right side
    23,429.50x = 336,675,845.92
  5. Step 5: Solve for x
    x = 336,675,845.92/23,429.50
  6. Step 6: Final answer
    x = 14,369.74

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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.