Home / 21,774.84-32,662.28-6,190.44

Finding the Fourth Proportional to 21,774.84, 32,662.28 and 6,190.44

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Solution

The fourth proportional to 21,774.84, 32,662.28 and 6,190.44 is: 9,285.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,774.84 : 32,662.28 = 6,190.44 : x
  2. Step 2: Convert to fraction form
    21,774.84/32,662.28 = 6,190.44/x
  3. Step 3: Cross multiply
    21,774.84x = 32,662.28 × 6,190.44
  4. Step 4: Simplify right side
    21,774.84x = 202,193,884.60
  5. Step 5: Solve for x
    x = 202,193,884.60/21,774.84
  6. Step 6: Final answer
    x = 9,285.67

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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.