Home / 22,337.74-30,826.62-12,646.42

Finding the Fourth Proportional to 22,337.74, 30,826.62 and 12,646.42

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Solution

The fourth proportional to 22,337.74, 30,826.62 and 12,646.42 is: 17,452.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.74 : 30,826.62 = 12,646.42 : x
  2. Step 2: Convert to fraction form
    22,337.74/30,826.62 = 12,646.42/x
  3. Step 3: Cross multiply
    22,337.74x = 30,826.62 × 12,646.42
  4. Step 4: Simplify right side
    22,337.74x = 389,846,383.70
  5. Step 5: Solve for x
    x = 389,846,383.70/22,337.74
  6. Step 6: Final answer
    x = 17,452.36

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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.