Home / 21,941.75-32,916.74-8,795.16

Finding the Fourth Proportional to 21,941.75, 32,916.74 and 8,795.16

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Solution

The fourth proportional to 21,941.75, 32,916.74 and 8,795.16 is: 13,194.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,941.75 : 32,916.74 = 8,795.16 : x
  2. Step 2: Convert to fraction form
    21,941.75/32,916.74 = 8,795.16/x
  3. Step 3: Cross multiply
    21,941.75x = 32,916.74 × 8,795.16
  4. Step 4: Simplify right side
    21,941.75x = 289,507,951.00
  5. Step 5: Solve for x
    x = 289,507,951.00/21,941.75
  6. Step 6: Final answer
    x = 13,194.39

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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.