Home / 18,526.82-27,790.30-4,486.83

Finding the Fourth Proportional to 18,526.82, 27,790.30 and 4,486.83

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Solution

The fourth proportional to 18,526.82, 27,790.30 and 4,486.83 is: 6,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526.82 : 27,790.30 = 4,486.83 : x
  2. Step 2: Convert to fraction form
    18,526.82/27,790.30 = 4,486.83/x
  3. Step 3: Cross multiply
    18,526.82x = 27,790.30 × 4,486.83
  4. Step 4: Simplify right side
    18,526.82x = 124,690,271.06
  5. Step 5: Solve for x
    x = 124,690,271.06/18,526.82
  6. Step 6: Final answer
    x = 6,730.26

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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.