Home / 28,837.49-39,795.68-16,089.89

Finding the Fourth Proportional to 28,837.49, 39,795.68 and 16,089.89

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Solution

The fourth proportional to 28,837.49, 39,795.68 and 16,089.89 is: 22,204.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,837.49 : 39,795.68 = 16,089.89 : x
  2. Step 2: Convert to fraction form
    28,837.49/39,795.68 = 16,089.89/x
  3. Step 3: Cross multiply
    28,837.49x = 39,795.68 × 16,089.89
  4. Step 4: Simplify right side
    28,837.49x = 640,308,133.52
  5. Step 5: Solve for x
    x = 640,308,133.52/28,837.49
  6. Step 6: Final answer
    x = 22,204.02

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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.