Home / 28,802.52-39,749.79-16,059.85

Finding the Fourth Proportional to 28,802.52, 39,749.79 and 16,059.85

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Solution

The fourth proportional to 28,802.52, 39,749.79 and 16,059.85 is: 22,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802.52 : 39,749.79 = 16,059.85 : x
  2. Step 2: Convert to fraction form
    28,802.52/39,749.79 = 16,059.85/x
  3. Step 3: Cross multiply
    28,802.52x = 39,749.79 × 16,059.85
  4. Step 4: Simplify right side
    28,802.52x = 638,375,759.04
  5. Step 5: Solve for x
    x = 638,375,759.04/28,802.52
  6. Step 6: Final answer
    x = 22,163.89

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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.