Home / 28,996.52-43,424.99-16,485.94

Finding the Fourth Proportional to 28,996.52, 43,424.99 and 16,485.94

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Solution

The fourth proportional to 28,996.52, 43,424.99 and 16,485.94 is: 24,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996.52 : 43,424.99 = 16,485.94 : x
  2. Step 2: Convert to fraction form
    28,996.52/43,424.99 = 16,485.94/x
  3. Step 3: Cross multiply
    28,996.52x = 43,424.99 × 16,485.94
  4. Step 4: Simplify right side
    28,996.52x = 715,901,480.09
  5. Step 5: Solve for x
    x = 715,901,480.09/28,996.52
  6. Step 6: Final answer
    x = 24,689.22

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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.