Home / 14,622.05-20,181.54-9,241.07

Finding the Fourth Proportional to 14,622.05, 20,181.54 and 9,241.07

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Solution

The fourth proportional to 14,622.05, 20,181.54 and 9,241.07 is: 12,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.05 : 20,181.54 = 9,241.07 : x
  2. Step 2: Convert to fraction form
    14,622.05/20,181.54 = 9,241.07/x
  3. Step 3: Cross multiply
    14,622.05x = 20,181.54 × 9,241.07
  4. Step 4: Simplify right side
    14,622.05x = 186,498,922.94
  5. Step 5: Solve for x
    x = 186,498,922.94/14,622.05
  6. Step 6: Final answer
    x = 12,754.64

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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.