Home / 26,994.72-40,489.84-11,412.64

Finding the Fourth Proportional to 26,994.72, 40,489.84 and 11,412.64

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Solution

The fourth proportional to 26,994.72, 40,489.84 and 11,412.64 is: 17,118.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,994.72 : 40,489.84 = 11,412.64 : x
  2. Step 2: Convert to fraction form
    26,994.72/40,489.84 = 11,412.64/x
  3. Step 3: Cross multiply
    26,994.72x = 40,489.84 × 11,412.64
  4. Step 4: Simplify right side
    26,994.72x = 462,095,967.58
  5. Step 5: Solve for x
    x = 462,095,967.58/26,994.72
  6. Step 6: Final answer
    x = 17,118.01

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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.