Home / 14,598.90-20,147.04-8,228.03

Finding the Fourth Proportional to 14,598.90, 20,147.04 and 8,228.03

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Solution

The fourth proportional to 14,598.90, 20,147.04 and 8,228.03 is: 11,354.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.90 : 20,147.04 = 8,228.03 : x
  2. Step 2: Convert to fraction form
    14,598.90/20,147.04 = 8,228.03/x
  3. Step 3: Cross multiply
    14,598.90x = 20,147.04 × 8,228.03
  4. Step 4: Simplify right side
    14,598.90x = 165,770,348.80
  5. Step 5: Solve for x
    x = 165,770,348.80/14,598.90
  6. Step 6: Final answer
    x = 11,354.99

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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.