Home / 28,849.14-39,812.40-16,273.88

Finding the Fourth Proportional to 28,849.14, 39,812.40 and 16,273.88

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Solution

The fourth proportional to 28,849.14, 39,812.40 and 16,273.88 is: 22,458.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.14 : 39,812.40 = 16,273.88 : x
  2. Step 2: Convert to fraction form
    28,849.14/39,812.40 = 16,273.88/x
  3. Step 3: Cross multiply
    28,849.14x = 39,812.40 × 16,273.88
  4. Step 4: Simplify right side
    28,849.14x = 647,902,220.11
  5. Step 5: Solve for x
    x = 647,902,220.11/28,849.14
  6. Step 6: Final answer
    x = 22,458.29

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1.5x scale

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.