Home / 28,908.60-43,333.08-14,099.22

Finding the Fourth Proportional to 28,908.60, 43,333.08 and 14,099.22

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Solution

The fourth proportional to 28,908.60, 43,333.08 and 14,099.22 is: 21,134.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.60 : 43,333.08 = 14,099.22 : x
  2. Step 2: Convert to fraction form
    28,908.60/43,333.08 = 14,099.22/x
  3. Step 3: Cross multiply
    28,908.60x = 43,333.08 × 14,099.22
  4. Step 4: Simplify right side
    28,908.60x = 610,962,628.20
  5. Step 5: Solve for x
    x = 610,962,628.20/28,908.60
  6. Step 6: Final answer
    x = 21,134.29

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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.