Home / 18,027.95-27,022.77-10,635.89

Finding the Fourth Proportional to 18,027.95, 27,022.77 and 10,635.89

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Solution

The fourth proportional to 18,027.95, 27,022.77 and 10,635.89 is: 15,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.95 : 27,022.77 = 10,635.89 : x
  2. Step 2: Convert to fraction form
    18,027.95/27,022.77 = 10,635.89/x
  3. Step 3: Cross multiply
    18,027.95x = 27,022.77 × 10,635.89
  4. Step 4: Simplify right side
    18,027.95x = 287,411,074.10
  5. Step 5: Solve for x
    x = 287,411,074.10/18,027.95
  6. Step 6: Final answer
    x = 15,942.53

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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.