Home / 26,284.50-39,424.50-9,643.86

Finding the Fourth Proportional to 26,284.50, 39,424.50 and 9,643.86

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Solution

The fourth proportional to 26,284.50, 39,424.50 and 9,643.86 is: 14,464.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,284.50 : 39,424.50 = 9,643.86 : x
  2. Step 2: Convert to fraction form
    26,284.50/39,424.50 = 9,643.86/x
  3. Step 3: Cross multiply
    26,284.50x = 39,424.50 × 9,643.86
  4. Step 4: Simplify right side
    26,284.50x = 380,204,358.57
  5. Step 5: Solve for x
    x = 380,204,358.57/26,284.50
  6. Step 6: Final answer
    x = 14,464.96

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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.