Home / 44,277.44-66,425.86-13,115.12

Finding the Fourth Proportional to 44,277.44, 66,425.86 and 13,115.12

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Solution

The fourth proportional to 44,277.44, 66,425.86 and 13,115.12 is: 19,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,277.44 : 66,425.86 = 13,115.12 : x
  2. Step 2: Convert to fraction form
    44,277.44/66,425.86 = 13,115.12/x
  3. Step 3: Cross multiply
    44,277.44x = 66,425.86 × 13,115.12
  4. Step 4: Simplify right side
    44,277.44x = 871,183,125.00
  5. Step 5: Solve for x
    x = 871,183,125.00/44,277.44
  6. Step 6: Final answer
    x = 19,675.55

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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.