Home / 17,284.18-25,899.85-11,640.98

Finding the Fourth Proportional to 17,284.18, 25,899.85 and 11,640.98

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Solution

The fourth proportional to 17,284.18, 25,899.85 and 11,640.98 is: 17,443.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,284.18 : 25,899.85 = 11,640.98 : x
  2. Step 2: Convert to fraction form
    17,284.18/25,899.85 = 11,640.98/x
  3. Step 3: Cross multiply
    17,284.18x = 25,899.85 × 11,640.98
  4. Step 4: Simplify right side
    17,284.18x = 301,499,635.85
  5. Step 5: Solve for x
    x = 301,499,635.85/17,284.18
  6. Step 6: Final answer
    x = 17,443.68

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1.5x scale

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.