Home / 18,939.44-26,135.24-10,441.11

Finding the Fourth Proportional to 18,939.44, 26,135.24 and 10,441.11

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Solution

The fourth proportional to 18,939.44, 26,135.24 and 10,441.11 is: 14,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,939.44 : 26,135.24 = 10,441.11 : x
  2. Step 2: Convert to fraction form
    18,939.44/26,135.24 = 10,441.11/x
  3. Step 3: Cross multiply
    18,939.44x = 26,135.24 × 10,441.11
  4. Step 4: Simplify right side
    18,939.44x = 272,880,863.51
  5. Step 5: Solve for x
    x = 272,880,863.51/18,939.44
  6. Step 6: Final answer
    x = 14,408.08

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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.