Home / 14,018.26-19,344.39-8,359.42

Finding the Fourth Proportional to 14,018.26, 19,344.39 and 8,359.42

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Solution

The fourth proportional to 14,018.26, 19,344.39 and 8,359.42 is: 11,535.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.26 : 19,344.39 = 8,359.42 : x
  2. Step 2: Convert to fraction form
    14,018.26/19,344.39 = 8,359.42/x
  3. Step 3: Cross multiply
    14,018.26x = 19,344.39 × 8,359.42
  4. Step 4: Simplify right side
    14,018.26x = 161,707,880.65
  5. Step 5: Solve for x
    x = 161,707,880.65/14,018.26
  6. Step 6: Final answer
    x = 11,535.52

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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.