Home / 13,479.58-20,221.26-4,592.26

Finding the Fourth Proportional to 13,479.58, 20,221.26 and 4,592.26

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Solution

The fourth proportional to 13,479.58, 20,221.26 and 4,592.26 is: 6,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,479.58 : 20,221.26 = 4,592.26 : x
  2. Step 2: Convert to fraction form
    13,479.58/20,221.26 = 4,592.26/x
  3. Step 3: Cross multiply
    13,479.58x = 20,221.26 × 4,592.26
  4. Step 4: Simplify right side
    13,479.58x = 92,861,283.45
  5. Step 5: Solve for x
    x = 92,861,283.45/13,479.58
  6. Step 6: Final answer
    x = 6,889.03

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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.