Home / 14,181.03-21,274.62-4,320.05

Finding the Fourth Proportional to 14,181.03, 21,274.62 and 4,320.05

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Solution

The fourth proportional to 14,181.03, 21,274.62 and 4,320.05 is: 6,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.03 : 21,274.62 = 4,320.05 : x
  2. Step 2: Convert to fraction form
    14,181.03/21,274.62 = 4,320.05/x
  3. Step 3: Cross multiply
    14,181.03x = 21,274.62 × 4,320.05
  4. Step 4: Simplify right side
    14,181.03x = 91,907,422.13
  5. Step 5: Solve for x
    x = 91,907,422.13/14,181.03
  6. Step 6: Final answer
    x = 6,481.01

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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.