Home / 26,453.92-39,698.16-12,604

Finding the Fourth Proportional to 26,453.92, 39,698.16 and 12,604

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Solution

The fourth proportional to 26,453.92, 39,698.16 and 12,604 is: 18,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,453.92 : 39,698.16 = 12,604 : x
  2. Step 2: Convert to fraction form
    26,453.92/39,698.16 = 12,604/x
  3. Step 3: Cross multiply
    26,453.92x = 39,698.16 × 12,604
  4. Step 4: Simplify right side
    26,453.92x = 500,355,608.64
  5. Step 5: Solve for x
    x = 500,355,608.64/26,453.92
  6. Step 6: Final answer
    x = 18,914.23

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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.