Home / 28,751.94-39,677.34-16,004.90

Finding the Fourth Proportional to 28,751.94, 39,677.34 and 16,004.90

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Solution

The fourth proportional to 28,751.94, 39,677.34 and 16,004.90 is: 22,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,751.94 : 39,677.34 = 16,004.90 : x
  2. Step 2: Convert to fraction form
    28,751.94/39,677.34 = 16,004.90/x
  3. Step 3: Cross multiply
    28,751.94x = 39,677.34 × 16,004.90
  4. Step 4: Simplify right side
    28,751.94x = 635,031,858.97
  5. Step 5: Solve for x
    x = 635,031,858.97/28,751.94
  6. Step 6: Final answer
    x = 22,086.57

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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.