Home / 28,897.44-43,342.25-7,838.84

Finding the Fourth Proportional to 28,897.44, 43,342.25 and 7,838.84

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Solution

The fourth proportional to 28,897.44, 43,342.25 and 7,838.84 is: 11,757.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897.44 : 43,342.25 = 7,838.84 : x
  2. Step 2: Convert to fraction form
    28,897.44/43,342.25 = 7,838.84/x
  3. Step 3: Cross multiply
    28,897.44x = 43,342.25 × 7,838.84
  4. Step 4: Simplify right side
    28,897.44x = 339,752,869.62
  5. Step 5: Solve for x
    x = 339,752,869.62/28,897.44
  6. Step 6: Final answer
    x = 11,757.19

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1.5x scale

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.