Home / 28,818.82-39,773.19-16,892.25

Finding the Fourth Proportional to 28,818.82, 39,773.19 and 16,892.25

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Solution

The fourth proportional to 28,818.82, 39,773.19 and 16,892.25 is: 23,313.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.82 : 39,773.19 = 16,892.25 : x
  2. Step 2: Convert to fraction form
    28,818.82/39,773.19 = 16,892.25/x
  3. Step 3: Cross multiply
    28,818.82x = 39,773.19 × 16,892.25
  4. Step 4: Simplify right side
    28,818.82x = 671,858,668.78
  5. Step 5: Solve for x
    x = 671,858,668.78/28,818.82
  6. Step 6: Final answer
    x = 23,313.19

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1.5x scale

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.