Home / 13,491.27-20,245.89-4,726.17

Finding the Fourth Proportional to 13,491.27, 20,245.89 and 4,726.17

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Solution

The fourth proportional to 13,491.27, 20,245.89 and 4,726.17 is: 7,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491.27 : 20,245.89 = 4,726.17 : x
  2. Step 2: Convert to fraction form
    13,491.27/20,245.89 = 4,726.17/x
  3. Step 3: Cross multiply
    13,491.27x = 20,245.89 × 4,726.17
  4. Step 4: Simplify right side
    13,491.27x = 95,685,517.94
  5. Step 5: Solve for x
    x = 95,685,517.94/13,491.27
  6. Step 6: Final answer
    x = 7,092.40

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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.