Home / 28,835.29-39,789.88-16,733.89

Finding the Fourth Proportional to 28,835.29, 39,789.88 and 16,733.89

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Solution

The fourth proportional to 28,835.29, 39,789.88 and 16,733.89 is: 23,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.29 : 39,789.88 = 16,733.89 : x
  2. Step 2: Convert to fraction form
    28,835.29/39,789.88 = 16,733.89/x
  3. Step 3: Cross multiply
    28,835.29x = 39,789.88 × 16,733.89
  4. Step 4: Simplify right side
    28,835.29x = 665,839,475.03
  5. Step 5: Solve for x
    x = 665,839,475.03/28,835.29
  6. Step 6: Final answer
    x = 23,091.13

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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.