Home / 22,167.42-30,581.39-14,604.05

Finding the Fourth Proportional to 22,167.42, 30,581.39 and 14,604.05

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Solution

The fourth proportional to 22,167.42, 30,581.39 and 14,604.05 is: 20,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,167.42 : 30,581.39 = 14,604.05 : x
  2. Step 2: Convert to fraction form
    22,167.42/30,581.39 = 14,604.05/x
  3. Step 3: Cross multiply
    22,167.42x = 30,581.39 × 14,604.05
  4. Step 4: Simplify right side
    22,167.42x = 446,611,922.70
  5. Step 5: Solve for x
    x = 446,611,922.70/22,167.42
  6. Step 6: Final answer
    x = 20,147.22

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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.