Home / 22,226.81-30,675.14-13,274.24

Finding the Fourth Proportional to 22,226.81, 30,675.14 and 13,274.24

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Solution

The fourth proportional to 22,226.81, 30,675.14 and 13,274.24 is: 18,319.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,226.81 : 30,675.14 = 13,274.24 : x
  2. Step 2: Convert to fraction form
    22,226.81/30,675.14 = 13,274.24/x
  3. Step 3: Cross multiply
    22,226.81x = 30,675.14 × 13,274.24
  4. Step 4: Simplify right side
    22,226.81x = 407,188,950.65
  5. Step 5: Solve for x
    x = 407,188,950.65/22,226.81
  6. Step 6: Final answer
    x = 18,319.72

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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.