Home / 11,967.24-17,950.87-5,385.74

Finding the Fourth Proportional to 11,967.24, 17,950.87 and 5,385.74

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Solution

The fourth proportional to 11,967.24, 17,950.87 and 5,385.74 is: 8,078.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967.24 : 17,950.87 = 5,385.74 : x
  2. Step 2: Convert to fraction form
    11,967.24/17,950.87 = 5,385.74/x
  3. Step 3: Cross multiply
    11,967.24x = 17,950.87 × 5,385.74
  4. Step 4: Simplify right side
    11,967.24x = 96,678,718.59
  5. Step 5: Solve for x
    x = 96,678,718.59/11,967.24
  6. Step 6: Final answer
    x = 8,078.61

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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.