Home / 28,844.88-43,237.62-20,927.67

Finding the Fourth Proportional to 28,844.88, 43,237.62 and 20,927.67

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Solution

The fourth proportional to 28,844.88, 43,237.62 and 20,927.67 is: 31,369.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.88 : 43,237.62 = 20,927.67 : x
  2. Step 2: Convert to fraction form
    28,844.88/43,237.62 = 20,927.67/x
  3. Step 3: Cross multiply
    28,844.88x = 43,237.62 × 20,927.67
  4. Step 4: Simplify right side
    28,844.88x = 904,862,642.95
  5. Step 5: Solve for x
    x = 904,862,642.95/28,844.88
  6. Step 6: Final answer
    x = 31,369.96

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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.