Home / 28,897.95-43,357.73-11,379.99

Finding the Fourth Proportional to 28,897.95, 43,357.73 and 11,379.99

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Solution

The fourth proportional to 28,897.95, 43,357.73 and 11,379.99 is: 17,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897.95 : 43,357.73 = 11,379.99 : x
  2. Step 2: Convert to fraction form
    28,897.95/43,357.73 = 11,379.99/x
  3. Step 3: Cross multiply
    28,897.95x = 43,357.73 × 11,379.99
  4. Step 4: Simplify right side
    28,897.95x = 493,410,476.92
  5. Step 5: Solve for x
    x = 493,410,476.92/28,897.95
  6. Step 6: Final answer
    x = 17,074.24

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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.