Home / 21,944.80-32,916.46-8,793.64

Finding the Fourth Proportional to 21,944.80, 32,916.46 and 8,793.64

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Solution

The fourth proportional to 21,944.80, 32,916.46 and 8,793.64 is: 13,190.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,944.80 : 32,916.46 = 8,793.64 : x
  2. Step 2: Convert to fraction form
    21,944.80/32,916.46 = 8,793.64/x
  3. Step 3: Cross multiply
    21,944.80x = 32,916.46 × 8,793.64
  4. Step 4: Simplify right side
    21,944.80x = 289,455,499.31
  5. Step 5: Solve for x
    x = 289,455,499.31/21,944.80
  6. Step 6: Final answer
    x = 13,190.16

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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.