Home / 13,433.96-20,150.34-4,669.56

Finding the Fourth Proportional to 13,433.96, 20,150.34 and 4,669.56

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Solution

The fourth proportional to 13,433.96, 20,150.34 and 4,669.56 is: 7,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.96 : 20,150.34 = 4,669.56 : x
  2. Step 2: Convert to fraction form
    13,433.96/20,150.34 = 4,669.56/x
  3. Step 3: Cross multiply
    13,433.96x = 20,150.34 × 4,669.56
  4. Step 4: Simplify right side
    13,433.96x = 94,093,221.65
  5. Step 5: Solve for x
    x = 94,093,221.65/13,433.96
  6. Step 6: Final answer
    x = 7,004.13

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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.