Home / 28,849.44-43,274.14-12,205.14

Finding the Fourth Proportional to 28,849.44, 43,274.14 and 12,205.14

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Solution

The fourth proportional to 28,849.44, 43,274.14 and 12,205.14 is: 18,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.44 : 43,274.14 = 12,205.14 : x
  2. Step 2: Convert to fraction form
    28,849.44/43,274.14 = 12,205.14/x
  3. Step 3: Cross multiply
    28,849.44x = 43,274.14 × 12,205.14
  4. Step 4: Simplify right side
    28,849.44x = 528,166,937.08
  5. Step 5: Solve for x
    x = 528,166,937.08/28,849.44
  6. Step 6: Final answer
    x = 18,307.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.