Home / 13,566.06-20,352.25-4,205.59

Finding the Fourth Proportional to 13,566.06, 20,352.25 and 4,205.59

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Solution

The fourth proportional to 13,566.06, 20,352.25 and 4,205.59 is: 6,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.06 : 20,352.25 = 4,205.59 : x
  2. Step 2: Convert to fraction form
    13,566.06/20,352.25 = 4,205.59/x
  3. Step 3: Cross multiply
    13,566.06x = 20,352.25 × 4,205.59
  4. Step 4: Simplify right side
    13,566.06x = 85,593,173.45
  5. Step 5: Solve for x
    x = 85,593,173.45/13,566.06
  6. Step 6: Final answer
    x = 6,309.36

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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.