Home / 13,450.44-20,176.20-4,686.24

Finding the Fourth Proportional to 13,450.44, 20,176.20 and 4,686.24

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Solution

The fourth proportional to 13,450.44, 20,176.20 and 4,686.24 is: 7,029.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,450.44 : 20,176.20 = 4,686.24 : x
  2. Step 2: Convert to fraction form
    13,450.44/20,176.20 = 4,686.24/x
  3. Step 3: Cross multiply
    13,450.44x = 20,176.20 × 4,686.24
  4. Step 4: Simplify right side
    13,450.44x = 94,550,515.49
  5. Step 5: Solve for x
    x = 94,550,515.49/13,450.44
  6. Step 6: Final answer
    x = 7,029.55

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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.