Home / 22,226.85-30,673.44-13,275.15

Finding the Fourth Proportional to 22,226.85, 30,673.44 and 13,275.15

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Solution

The fourth proportional to 22,226.85, 30,673.44 and 13,275.15 is: 18,319.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,226.85 : 30,673.44 = 13,275.15 : x
  2. Step 2: Convert to fraction form
    22,226.85/30,673.44 = 13,275.15/x
  3. Step 3: Cross multiply
    22,226.85x = 30,673.44 × 13,275.15
  4. Step 4: Simplify right side
    22,226.85x = 407,194,517.02
  5. Step 5: Solve for x
    x = 407,194,517.02/22,226.85
  6. Step 6: Final answer
    x = 18,319.94

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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.