Home / 14,704.20-20,296.44-9,399.04

Finding the Fourth Proportional to 14,704.20, 20,296.44 and 9,399.04

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Solution

The fourth proportional to 14,704.20, 20,296.44 and 9,399.04 is: 12,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,704.20 : 20,296.44 = 9,399.04 : x
  2. Step 2: Convert to fraction form
    14,704.20/20,296.44 = 9,399.04/x
  3. Step 3: Cross multiply
    14,704.20x = 20,296.44 × 9,399.04
  4. Step 4: Simplify right side
    14,704.20x = 190,767,000.68
  5. Step 5: Solve for x
    x = 190,767,000.68/14,704.20
  6. Step 6: Final answer
    x = 12,973.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.