Home / 18,950.98-26,151.75-10,453.09

Finding the Fourth Proportional to 18,950.98, 26,151.75 and 10,453.09

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Solution

The fourth proportional to 18,950.98, 26,151.75 and 10,453.09 is: 14,424.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.98 : 26,151.75 = 10,453.09 : x
  2. Step 2: Convert to fraction form
    18,950.98/26,151.75 = 10,453.09/x
  3. Step 3: Cross multiply
    18,950.98x = 26,151.75 × 10,453.09
  4. Step 4: Simplify right side
    18,950.98x = 273,366,596.41
  5. Step 5: Solve for x
    x = 273,366,596.41/18,950.98
  6. Step 6: Final answer
    x = 14,424.93

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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.