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Finding the Fourth Proportional to 44,140.80, 66,236.80 and 16,441.60

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Solution

The fourth proportional to 44,140.80, 66,236.80 and 16,441.60 is: 24,671.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,140.80 : 66,236.80 = 16,441.60 : x
  2. Step 2: Convert to fraction form
    44,140.80/66,236.80 = 16,441.60/x
  3. Step 3: Cross multiply
    44,140.80x = 66,236.80 × 16,441.60
  4. Step 4: Simplify right side
    44,140.80x = 1,089,038,970.88
  5. Step 5: Solve for x
    x = 1,089,038,970.88/44,140.80
  6. Step 6: Final answer
    x = 24,671.94

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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.