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Finding the Fourth Proportional to 44,440.56, 66,660.72 and 11,608.56

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Solution

The fourth proportional to 44,440.56, 66,660.72 and 11,608.56 is: 17,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,440.56 : 66,660.72 = 11,608.56 : x
  2. Step 2: Convert to fraction form
    44,440.56/66,660.72 = 11,608.56/x
  3. Step 3: Cross multiply
    44,440.56x = 66,660.72 × 11,608.56
  4. Step 4: Simplify right side
    44,440.56x = 773,834,967.76
  5. Step 5: Solve for x
    x = 773,834,967.76/44,440.56
  6. Step 6: Final answer
    x = 17,412.81

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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.