Home / 27,777.89-41,690.16-11,994.84

Finding the Fourth Proportional to 27,777.89, 41,690.16 and 11,994.84

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Solution

The fourth proportional to 27,777.89, 41,690.16 and 11,994.84 is: 18,002.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,777.89 : 41,690.16 = 11,994.84 : x
  2. Step 2: Convert to fraction form
    27,777.89/41,690.16 = 11,994.84/x
  3. Step 3: Cross multiply
    27,777.89x = 41,690.16 × 11,994.84
  4. Step 4: Simplify right side
    27,777.89x = 500,066,798.77
  5. Step 5: Solve for x
    x = 500,066,798.77/27,777.89
  6. Step 6: Final answer
    x = 18,002.34

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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.