Home / 14,382.09-21,578.34-5,023.50

Finding the Fourth Proportional to 14,382.09, 21,578.34 and 5,023.50

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Solution

The fourth proportional to 14,382.09, 21,578.34 and 5,023.50 is: 7,537.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382.09 : 21,578.34 = 5,023.50 : x
  2. Step 2: Convert to fraction form
    14,382.09/21,578.34 = 5,023.50/x
  3. Step 3: Cross multiply
    14,382.09x = 21,578.34 × 5,023.50
  4. Step 4: Simplify right side
    14,382.09x = 108,398,790.99
  5. Step 5: Solve for x
    x = 108,398,790.99/14,382.09
  6. Step 6: Final answer
    x = 7,537.07

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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.