Home / 14,499.26-20,018.61-11,136.06

Finding the Fourth Proportional to 14,499.26, 20,018.61 and 11,136.06

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Solution

The fourth proportional to 14,499.26, 20,018.61 and 11,136.06 is: 15,375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499.26 : 20,018.61 = 11,136.06 : x
  2. Step 2: Convert to fraction form
    14,499.26/20,018.61 = 11,136.06/x
  3. Step 3: Cross multiply
    14,499.26x = 20,018.61 × 11,136.06
  4. Step 4: Simplify right side
    14,499.26x = 222,928,442.08
  5. Step 5: Solve for x
    x = 222,928,442.08/14,499.26
  6. Step 6: Final answer
    x = 15,375.17

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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.