Home / 25,622.42-38,434.65-8,092.25

Finding the Fourth Proportional to 25,622.42, 38,434.65 and 8,092.25

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Solution

The fourth proportional to 25,622.42, 38,434.65 and 8,092.25 is: 12,138.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,622.42 : 38,434.65 = 8,092.25 : x
  2. Step 2: Convert to fraction form
    25,622.42/38,434.65 = 8,092.25/x
  3. Step 3: Cross multiply
    25,622.42x = 38,434.65 × 8,092.25
  4. Step 4: Simplify right side
    25,622.42x = 311,022,604.29
  5. Step 5: Solve for x
    x = 311,022,604.29/25,622.42
  6. Step 6: Final answer
    x = 12,138.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.