Home / 18,950.74-26,151.68-10,453.64

Finding the Fourth Proportional to 18,950.74, 26,151.68 and 10,453.64

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Solution

The fourth proportional to 18,950.74, 26,151.68 and 10,453.64 is: 14,425.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.74 : 26,151.68 = 10,453.64 : x
  2. Step 2: Convert to fraction form
    18,950.74/26,151.68 = 10,453.64/x
  3. Step 3: Cross multiply
    18,950.74x = 26,151.68 × 10,453.64
  4. Step 4: Simplify right side
    18,950.74x = 273,380,143.49
  5. Step 5: Solve for x
    x = 273,380,143.49/18,950.74
  6. Step 6: Final answer
    x = 14,425.83

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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.