Home / 28,750.14-43,131.69-11,224.98

Finding the Fourth Proportional to 28,750.14, 43,131.69 and 11,224.98

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Solution

The fourth proportional to 28,750.14, 43,131.69 and 11,224.98 is: 16,840.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750.14 : 43,131.69 = 11,224.98 : x
  2. Step 2: Convert to fraction form
    28,750.14/43,131.69 = 11,224.98/x
  3. Step 3: Cross multiply
    28,750.14x = 43,131.69 × 11,224.98
  4. Step 4: Simplify right side
    28,750.14x = 484,152,357.62
  5. Step 5: Solve for x
    x = 484,152,357.62/28,750.14
  6. Step 6: Final answer
    x = 16,840.00

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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.