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Finding the Fourth Proportional to 44,605.60, 66,851.70 and 18,280.60

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Solution

The fourth proportional to 44,605.60, 66,851.70 and 18,280.60 is: 27,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,605.60 : 66,851.70 = 18,280.60 : x
  2. Step 2: Convert to fraction form
    44,605.60/66,851.70 = 18,280.60/x
  3. Step 3: Cross multiply
    44,605.60x = 66,851.70 × 18,280.60
  4. Step 4: Simplify right side
    44,605.60x = 1,222,089,187.02
  5. Step 5: Solve for x
    x = 1,222,089,187.02/44,605.60
  6. Step 6: Final answer
    x = 27,397.66

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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.