Home / 28,867.06-39,832.26-17,530.64

Finding the Fourth Proportional to 28,867.06, 39,832.26 and 17,530.64

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Solution

The fourth proportional to 28,867.06, 39,832.26 and 17,530.64 is: 24,189.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,867.06 : 39,832.26 = 17,530.64 : x
  2. Step 2: Convert to fraction form
    28,867.06/39,832.26 = 17,530.64/x
  3. Step 3: Cross multiply
    28,867.06x = 39,832.26 × 17,530.64
  4. Step 4: Simplify right side
    28,867.06x = 698,285,010.45
  5. Step 5: Solve for x
    x = 698,285,010.45/28,867.06
  6. Step 6: Final answer
    x = 24,189.69

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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.