Home / 28,914.93-39,902.08-16,339.41

Finding the Fourth Proportional to 28,914.93, 39,902.08 and 16,339.41

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Solution

The fourth proportional to 28,914.93, 39,902.08 and 16,339.41 is: 22,548.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,914.93 : 39,902.08 = 16,339.41 : x
  2. Step 2: Convert to fraction form
    28,914.93/39,902.08 = 16,339.41/x
  3. Step 3: Cross multiply
    28,914.93x = 39,902.08 × 16,339.41
  4. Step 4: Simplify right side
    28,914.93x = 651,976,444.97
  5. Step 5: Solve for x
    x = 651,976,444.97/28,914.93
  6. Step 6: Final answer
    x = 22,548.09

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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.