Home / 18,369.36-25,350.24-10,411.26

Finding the Fourth Proportional to 18,369.36, 25,350.24 and 10,411.26

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Solution

The fourth proportional to 18,369.36, 25,350.24 and 10,411.26 is: 14,367.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,369.36 : 25,350.24 = 10,411.26 : x
  2. Step 2: Convert to fraction form
    18,369.36/25,350.24 = 10,411.26/x
  3. Step 3: Cross multiply
    18,369.36x = 25,350.24 × 10,411.26
  4. Step 4: Simplify right side
    18,369.36x = 263,927,939.70
  5. Step 5: Solve for x
    x = 263,927,939.70/18,369.36
  6. Step 6: Final answer
    x = 14,367.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.