Home / 14,626.26-21,879.18-12,164.40

Finding the Fourth Proportional to 14,626.26, 21,879.18 and 12,164.40

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Solution

The fourth proportional to 14,626.26, 21,879.18 and 12,164.40 is: 18,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.26 : 21,879.18 = 12,164.40 : x
  2. Step 2: Convert to fraction form
    14,626.26/21,879.18 = 12,164.40/x
  3. Step 3: Cross multiply
    14,626.26x = 21,879.18 × 12,164.40
  4. Step 4: Simplify right side
    14,626.26x = 266,147,097.19
  5. Step 5: Solve for x
    x = 266,147,097.19/14,626.26
  6. Step 6: Final answer
    x = 18,196.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.