Home / 13,850.06-19,103.38-9,371.84

Finding the Fourth Proportional to 13,850.06, 19,103.38 and 9,371.84

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Solution

The fourth proportional to 13,850.06, 19,103.38 and 9,371.84 is: 12,926.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.06 : 19,103.38 = 9,371.84 : x
  2. Step 2: Convert to fraction form
    13,850.06/19,103.38 = 9,371.84/x
  3. Step 3: Cross multiply
    13,850.06x = 19,103.38 × 9,371.84
  4. Step 4: Simplify right side
    13,850.06x = 179,033,701.87
  5. Step 5: Solve for x
    x = 179,033,701.87/13,850.06
  6. Step 6: Final answer
    x = 12,926.57

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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.