Home / 19,491.86-29,234.75-6,344.15

Finding the Fourth Proportional to 19,491.86, 29,234.75 and 6,344.15

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Solution

The fourth proportional to 19,491.86, 29,234.75 and 6,344.15 is: 9,515.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.86 : 29,234.75 = 6,344.15 : x
  2. Step 2: Convert to fraction form
    19,491.86/29,234.75 = 6,344.15/x
  3. Step 3: Cross multiply
    19,491.86x = 29,234.75 × 6,344.15
  4. Step 4: Simplify right side
    19,491.86x = 185,469,461.32
  5. Step 5: Solve for x
    x = 185,469,461.32/19,491.86
  6. Step 6: Final answer
    x = 9,515.23

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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.