Home / 13,589-20,386.20-4,824.58

Finding the Fourth Proportional to 13,589, 20,386.20 and 4,824.58

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Solution

The fourth proportional to 13,589, 20,386.20 and 4,824.58 is: 7,237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589 : 20,386.20 = 4,824.58 : x
  2. Step 2: Convert to fraction form
    13,589/20,386.20 = 4,824.58/x
  3. Step 3: Cross multiply
    13,589x = 20,386.20 × 4,824.58
  4. Step 4: Simplify right side
    13,589x = 98,354,852.80
  5. Step 5: Solve for x
    x = 98,354,852.80/13,589
  6. Step 6: Final answer
    x = 7,237.83

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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.