Home / 22,283.93-30,745.23-12,723.50

Finding the Fourth Proportional to 22,283.93, 30,745.23 and 12,723.50

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Solution

The fourth proportional to 22,283.93, 30,745.23 and 12,723.50 is: 17,554.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,283.93 : 30,745.23 = 12,723.50 : x
  2. Step 2: Convert to fraction form
    22,283.93/30,745.23 = 12,723.50/x
  3. Step 3: Cross multiply
    22,283.93x = 30,745.23 × 12,723.50
  4. Step 4: Simplify right side
    22,283.93x = 391,186,933.91
  5. Step 5: Solve for x
    x = 391,186,933.91/22,283.93
  6. Step 6: Final answer
    x = 17,554.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.