Home / 22,267.44-30,731.70-13,314.84

Finding the Fourth Proportional to 22,267.44, 30,731.70 and 13,314.84

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Solution

The fourth proportional to 22,267.44, 30,731.70 and 13,314.84 is: 18,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267.44 : 30,731.70 = 13,314.84 : x
  2. Step 2: Convert to fraction form
    22,267.44/30,731.70 = 13,314.84/x
  3. Step 3: Cross multiply
    22,267.44x = 30,731.70 × 13,314.84
  4. Step 4: Simplify right side
    22,267.44x = 409,187,668.43
  5. Step 5: Solve for x
    x = 409,187,668.43/22,267.44
  6. Step 6: Final answer
    x = 18,376.05

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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.