Home / 14,114.44-21,130.62-12,234.70

Finding the Fourth Proportional to 14,114.44, 21,130.62 and 12,234.70

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Solution

The fourth proportional to 14,114.44, 21,130.62 and 12,234.70 is: 18,316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.44 : 21,130.62 = 12,234.70 : x
  2. Step 2: Convert to fraction form
    14,114.44/21,130.62 = 12,234.70/x
  3. Step 3: Cross multiply
    14,114.44x = 21,130.62 × 12,234.70
  4. Step 4: Simplify right side
    14,114.44x = 258,526,796.51
  5. Step 5: Solve for x
    x = 258,526,796.51/14,114.44
  6. Step 6: Final answer
    x = 18,316.48

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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.