Home / 28,969.03-43,459.62-9,249.58

Finding the Fourth Proportional to 28,969.03, 43,459.62 and 9,249.58

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Solution

The fourth proportional to 28,969.03, 43,459.62 and 9,249.58 is: 13,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,969.03 : 43,459.62 = 9,249.58 : x
  2. Step 2: Convert to fraction form
    28,969.03/43,459.62 = 9,249.58/x
  3. Step 3: Cross multiply
    28,969.03x = 43,459.62 × 9,249.58
  4. Step 4: Simplify right side
    28,969.03x = 401,983,231.96
  5. Step 5: Solve for x
    x = 401,983,231.96/28,969.03
  6. Step 6: Final answer
    x = 13,876.31

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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.