Home / 14,273.21-19,690.06-9,241.75

Finding the Fourth Proportional to 14,273.21, 19,690.06 and 9,241.75

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Solution

The fourth proportional to 14,273.21, 19,690.06 and 9,241.75 is: 12,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.21 : 19,690.06 = 9,241.75 : x
  2. Step 2: Convert to fraction form
    14,273.21/19,690.06 = 9,241.75/x
  3. Step 3: Cross multiply
    14,273.21x = 19,690.06 × 9,241.75
  4. Step 4: Simplify right side
    14,273.21x = 181,970,546.08
  5. Step 5: Solve for x
    x = 181,970,546.08/14,273.21
  6. Step 6: Final answer
    x = 12,749.10

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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.