Home / 20,394.17-30,586.80-5,601.54

Finding the Fourth Proportional to 20,394.17, 30,586.80 and 5,601.54

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Solution

The fourth proportional to 20,394.17, 30,586.80 and 5,601.54 is: 8,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,394.17 : 30,586.80 = 5,601.54 : x
  2. Step 2: Convert to fraction form
    20,394.17/30,586.80 = 5,601.54/x
  3. Step 3: Cross multiply
    20,394.17x = 30,586.80 × 5,601.54
  4. Step 4: Simplify right side
    20,394.17x = 171,333,183.67
  5. Step 5: Solve for x
    x = 171,333,183.67/20,394.17
  6. Step 6: Final answer
    x = 8,401.09

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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.