Home / 28,664.44-43,013.27-12,022.99

Finding the Fourth Proportional to 28,664.44, 43,013.27 and 12,022.99

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Solution

The fourth proportional to 28,664.44, 43,013.27 and 12,022.99 is: 18,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,664.44 : 43,013.27 = 12,022.99 : x
  2. Step 2: Convert to fraction form
    28,664.44/43,013.27 = 12,022.99/x
  3. Step 3: Cross multiply
    28,664.44x = 43,013.27 × 12,022.99
  4. Step 4: Simplify right side
    28,664.44x = 517,148,054.96
  5. Step 5: Solve for x
    x = 517,148,054.96/28,664.44
  6. Step 6: Final answer
    x = 18,041.45

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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.