Home / 22,035.72-30,410.46-12,605.88

Finding the Fourth Proportional to 22,035.72, 30,410.46 and 12,605.88

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Solution

The fourth proportional to 22,035.72, 30,410.46 and 12,605.88 is: 17,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,035.72 : 30,410.46 = 12,605.88 : x
  2. Step 2: Convert to fraction form
    22,035.72/30,410.46 = 12,605.88/x
  3. Step 3: Cross multiply
    22,035.72x = 30,410.46 × 12,605.88
  4. Step 4: Simplify right side
    22,035.72x = 383,350,609.50
  5. Step 5: Solve for x
    x = 383,350,609.50/22,035.72
  6. Step 6: Final answer
    x = 17,396.78

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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.