Home / 12,526.98-18,790.50-4,735.80

Finding the Fourth Proportional to 12,526.98, 18,790.50 and 4,735.80

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Solution

The fourth proportional to 12,526.98, 18,790.50 and 4,735.80 is: 7,103.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.98 : 18,790.50 = 4,735.80 : x
  2. Step 2: Convert to fraction form
    12,526.98/18,790.50 = 4,735.80/x
  3. Step 3: Cross multiply
    12,526.98x = 18,790.50 × 4,735.80
  4. Step 4: Simplify right side
    12,526.98x = 88,988,049.90
  5. Step 5: Solve for x
    x = 88,988,049.90/12,526.98
  6. Step 6: Final answer
    x = 7,103.71

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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.