Home / 28,590.13-42,827.79-16,091.43

Finding the Fourth Proportional to 28,590.13, 42,827.79 and 16,091.43

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Solution

The fourth proportional to 28,590.13, 42,827.79 and 16,091.43 is: 24,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,590.13 : 42,827.79 = 16,091.43 : x
  2. Step 2: Convert to fraction form
    28,590.13/42,827.79 = 16,091.43/x
  3. Step 3: Cross multiply
    28,590.13x = 42,827.79 × 16,091.43
  4. Step 4: Simplify right side
    28,590.13x = 689,160,194.06
  5. Step 5: Solve for x
    x = 689,160,194.06/28,590.13
  6. Step 6: Final answer
    x = 24,104.83

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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.