Home / 18,027.07-27,027.87-6,924.40

Finding the Fourth Proportional to 18,027.07, 27,027.87 and 6,924.40

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Solution

The fourth proportional to 18,027.07, 27,027.87 and 6,924.40 is: 10,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.07 : 27,027.87 = 6,924.40 : x
  2. Step 2: Convert to fraction form
    18,027.07/27,027.87 = 6,924.40/x
  3. Step 3: Cross multiply
    18,027.07x = 27,027.87 × 6,924.40
  4. Step 4: Simplify right side
    18,027.07x = 187,151,783.03
  5. Step 5: Solve for x
    x = 187,151,783.03/18,027.07
  6. Step 6: Final answer
    x = 10,381.71

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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.