Home / 21,783.74-32,671.67-5,773.38

Finding the Fourth Proportional to 21,783.74, 32,671.67 and 5,773.38

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Solution

The fourth proportional to 21,783.74, 32,671.67 and 5,773.38 is: 8,659.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783.74 : 32,671.67 = 5,773.38 : x
  2. Step 2: Convert to fraction form
    21,783.74/32,671.67 = 5,773.38/x
  3. Step 3: Cross multiply
    21,783.74x = 32,671.67 × 5,773.38
  4. Step 4: Simplify right side
    21,783.74x = 188,625,847.23
  5. Step 5: Solve for x
    x = 188,625,847.23/21,783.74
  6. Step 6: Final answer
    x = 8,659.02

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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.