Home / 28,861.44-43,287.30-11,336.28

Finding the Fourth Proportional to 28,861.44, 43,287.30 and 11,336.28

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Solution

The fourth proportional to 28,861.44, 43,287.30 and 11,336.28 is: 17,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,861.44 : 43,287.30 = 11,336.28 : x
  2. Step 2: Convert to fraction form
    28,861.44/43,287.30 = 11,336.28/x
  3. Step 3: Cross multiply
    28,861.44x = 43,287.30 × 11,336.28
  4. Step 4: Simplify right side
    28,861.44x = 490,716,953.24
  5. Step 5: Solve for x
    x = 490,716,953.24/28,861.44
  6. Step 6: Final answer
    x = 17,002.51

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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.