Home / 29,662.90-44,519.55-12,145.30

Finding the Fourth Proportional to 29,662.90, 44,519.55 and 12,145.30

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Solution

The fourth proportional to 29,662.90, 44,519.55 and 12,145.30 is: 18,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,662.90 : 44,519.55 = 12,145.30 : x
  2. Step 2: Convert to fraction form
    29,662.90/44,519.55 = 12,145.30/x
  3. Step 3: Cross multiply
    29,662.90x = 44,519.55 × 12,145.30
  4. Step 4: Simplify right side
    29,662.90x = 540,703,290.62
  5. Step 5: Solve for x
    x = 540,703,290.62/29,662.90
  6. Step 6: Final answer
    x = 18,228.27

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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.