Home / 28,922.56-43,348.32-16,453

Finding the Fourth Proportional to 28,922.56, 43,348.32 and 16,453

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Solution

The fourth proportional to 28,922.56, 43,348.32 and 16,453 is: 24,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,922.56 : 43,348.32 = 16,453 : x
  2. Step 2: Convert to fraction form
    28,922.56/43,348.32 = 16,453/x
  3. Step 3: Cross multiply
    28,922.56x = 43,348.32 × 16,453
  4. Step 4: Simplify right side
    28,922.56x = 713,209,908.96
  5. Step 5: Solve for x
    x = 713,209,908.96/28,922.56
  6. Step 6: Final answer
    x = 24,659.29

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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.