Home / 13,389.45-20,084.25-4,029.41

Finding the Fourth Proportional to 13,389.45, 20,084.25 and 4,029.41

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Solution

The fourth proportional to 13,389.45, 20,084.25 and 4,029.41 is: 6,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,389.45 : 20,084.25 = 4,029.41 : x
  2. Step 2: Convert to fraction form
    13,389.45/20,084.25 = 4,029.41/x
  3. Step 3: Cross multiply
    13,389.45x = 20,084.25 × 4,029.41
  4. Step 4: Simplify right side
    13,389.45x = 80,927,568.56
  5. Step 5: Solve for x
    x = 80,927,568.56/13,389.45
  6. Step 6: Final answer
    x = 6,044.13

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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.