Home / 28,767.83-43,157.07-11,236.59

Finding the Fourth Proportional to 28,767.83, 43,157.07 and 11,236.59

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Solution

The fourth proportional to 28,767.83, 43,157.07 and 11,236.59 is: 16,856.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,767.83 : 43,157.07 = 11,236.59 : x
  2. Step 2: Convert to fraction form
    28,767.83/43,157.07 = 11,236.59/x
  3. Step 3: Cross multiply
    28,767.83x = 43,157.07 × 11,236.59
  4. Step 4: Simplify right side
    28,767.83x = 484,938,301.19
  5. Step 5: Solve for x
    x = 484,938,301.19/28,767.83
  6. Step 6: Final answer
    x = 16,856.97

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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.