Home / 18,528.44-27,788.96-6,681.89

Finding the Fourth Proportional to 18,528.44, 27,788.96 and 6,681.89

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Solution

The fourth proportional to 18,528.44, 27,788.96 and 6,681.89 is: 10,021.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528.44 : 27,788.96 = 6,681.89 : x
  2. Step 2: Convert to fraction form
    18,528.44/27,788.96 = 6,681.89/x
  3. Step 3: Cross multiply
    18,528.44x = 27,788.96 × 6,681.89
  4. Step 4: Simplify right side
    18,528.44x = 185,682,601.58
  5. Step 5: Solve for x
    x = 185,682,601.58/18,528.44
  6. Step 6: Final answer
    x = 10,021.49

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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.