Home / 22,226.91-30,674.04-12,795.47

Finding the Fourth Proportional to 22,226.91, 30,674.04 and 12,795.47

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Solution

The fourth proportional to 22,226.91, 30,674.04 and 12,795.47 is: 17,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,226.91 : 30,674.04 = 12,795.47 : x
  2. Step 2: Convert to fraction form
    22,226.91/30,674.04 = 12,795.47/x
  3. Step 3: Cross multiply
    22,226.91x = 30,674.04 × 12,795.47
  4. Step 4: Simplify right side
    22,226.91x = 392,488,744.25
  5. Step 5: Solve for x
    x = 392,488,744.25/22,226.91
  6. Step 6: Final answer
    x = 17,658.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.