Home / 21,765.34-32,648.01-6,180.94

Finding the Fourth Proportional to 21,765.34, 32,648.01 and 6,180.94

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Solution

The fourth proportional to 21,765.34, 32,648.01 and 6,180.94 is: 9,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,765.34 : 32,648.01 = 6,180.94 : x
  2. Step 2: Convert to fraction form
    21,765.34/32,648.01 = 6,180.94/x
  3. Step 3: Cross multiply
    21,765.34x = 32,648.01 × 6,180.94
  4. Step 4: Simplify right side
    21,765.34x = 201,795,390.93
  5. Step 5: Solve for x
    x = 201,795,390.93/21,765.34
  6. Step 6: Final answer
    x = 9,271.41

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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.