Home / 44,229.21-66,256.34-20,784.57

Finding the Fourth Proportional to 44,229.21, 66,256.34 and 20,784.57

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Solution

The fourth proportional to 44,229.21, 66,256.34 and 20,784.57 is: 31,135.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,229.21 : 66,256.34 = 20,784.57 : x
  2. Step 2: Convert to fraction form
    44,229.21/66,256.34 = 20,784.57/x
  3. Step 3: Cross multiply
    44,229.21x = 66,256.34 × 20,784.57
  4. Step 4: Simplify right side
    44,229.21x = 1,377,109,432.75
  5. Step 5: Solve for x
    x = 1,377,109,432.75/44,229.21
  6. Step 6: Final answer
    x = 31,135.75

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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.