Home / 13,314.24-18,382.41-10,283.85

Finding the Fourth Proportional to 13,314.24, 18,382.41 and 10,283.85

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Solution

The fourth proportional to 13,314.24, 18,382.41 and 10,283.85 is: 14,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.24 : 18,382.41 = 10,283.85 : x
  2. Step 2: Convert to fraction form
    13,314.24/18,382.41 = 10,283.85/x
  3. Step 3: Cross multiply
    13,314.24x = 18,382.41 × 10,283.85
  4. Step 4: Simplify right side
    13,314.24x = 189,041,947.08
  5. Step 5: Solve for x
    x = 189,041,947.08/13,314.24
  6. Step 6: Final answer
    x = 14,198.48

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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.