Home / 26,454.42-39,698.91-12,604.50

Finding the Fourth Proportional to 26,454.42, 39,698.91 and 12,604.50

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Solution

The fourth proportional to 26,454.42, 39,698.91 and 12,604.50 is: 18,914.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454.42 : 39,698.91 = 12,604.50 : x
  2. Step 2: Convert to fraction form
    26,454.42/39,698.91 = 12,604.50/x
  3. Step 3: Cross multiply
    26,454.42x = 39,698.91 × 12,604.50
  4. Step 4: Simplify right side
    26,454.42x = 500,384,911.10
  5. Step 5: Solve for x
    x = 500,384,911.10/26,454.42
  6. Step 6: Final answer
    x = 18,914.98

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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.