Home / 14,226.85-21,340.26-3,695.99

Finding the Fourth Proportional to 14,226.85, 21,340.26 and 3,695.99

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Solution

The fourth proportional to 14,226.85, 21,340.26 and 3,695.99 is: 5,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.85 : 21,340.26 = 3,695.99 : x
  2. Step 2: Convert to fraction form
    14,226.85/21,340.26 = 3,695.99/x
  3. Step 3: Cross multiply
    14,226.85x = 21,340.26 × 3,695.99
  4. Step 4: Simplify right side
    14,226.85x = 78,873,280.86
  5. Step 5: Solve for x
    x = 78,873,280.86/14,226.85
  6. Step 6: Final answer
    x = 5,543.97

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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.