Home / 29,168.40-43,774.20-11,650.80

Finding the Fourth Proportional to 29,168.40, 43,774.20 and 11,650.80

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Solution

The fourth proportional to 29,168.40, 43,774.20 and 11,650.80 is: 17,484.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.40 : 43,774.20 = 11,650.80 : x
  2. Step 2: Convert to fraction form
    29,168.40/43,774.20 = 11,650.80/x
  3. Step 3: Cross multiply
    29,168.40x = 43,774.20 × 11,650.80
  4. Step 4: Simplify right side
    29,168.40x = 510,004,449.36
  5. Step 5: Solve for x
    x = 510,004,449.36/29,168.40
  6. Step 6: Final answer
    x = 17,484.83

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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.