Home / 21,795.72-32,673.87-7,941.48

Finding the Fourth Proportional to 21,795.72, 32,673.87 and 7,941.48

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Solution

The fourth proportional to 21,795.72, 32,673.87 and 7,941.48 is: 11,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,795.72 : 32,673.87 = 7,941.48 : x
  2. Step 2: Convert to fraction form
    21,795.72/32,673.87 = 7,941.48/x
  3. Step 3: Cross multiply
    21,795.72x = 32,673.87 × 7,941.48
  4. Step 4: Simplify right side
    21,795.72x = 259,478,885.13
  5. Step 5: Solve for x
    x = 259,478,885.13/21,795.72
  6. Step 6: Final answer
    x = 11,905.04

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1.5x scale

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.