Home / 14,004.38-21,006.57-3,616.13

Finding the Fourth Proportional to 14,004.38, 21,006.57 and 3,616.13

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Solution

The fourth proportional to 14,004.38, 21,006.57 and 3,616.13 is: 5,424.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.38 : 21,006.57 = 3,616.13 : x
  2. Step 2: Convert to fraction form
    14,004.38/21,006.57 = 3,616.13/x
  3. Step 3: Cross multiply
    14,004.38x = 21,006.57 × 3,616.13
  4. Step 4: Simplify right side
    14,004.38x = 75,962,382.94
  5. Step 5: Solve for x
    x = 75,962,382.94/14,004.38
  6. Step 6: Final answer
    x = 5,424.19

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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.