Home / 18,950.98-26,150.89-10,453.42

Finding the Fourth Proportional to 18,950.98, 26,150.89 and 10,453.42

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Solution

The fourth proportional to 18,950.98, 26,150.89 and 10,453.42 is: 14,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.98 : 26,150.89 = 10,453.42 : x
  2. Step 2: Convert to fraction form
    18,950.98/26,150.89 = 10,453.42/x
  3. Step 3: Cross multiply
    18,950.98x = 26,150.89 × 10,453.42
  4. Step 4: Simplify right side
    18,950.98x = 273,366,236.54
  5. Step 5: Solve for x
    x = 273,366,236.54/18,950.98
  6. Step 6: Final answer
    x = 14,424.91

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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.