Home / 12,554.96-18,834.19-4,237.38

Finding the Fourth Proportional to 12,554.96, 18,834.19 and 4,237.38

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Solution

The fourth proportional to 12,554.96, 18,834.19 and 4,237.38 is: 6,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.96 : 18,834.19 = 4,237.38 : x
  2. Step 2: Convert to fraction form
    12,554.96/18,834.19 = 4,237.38/x
  3. Step 3: Cross multiply
    12,554.96x = 18,834.19 × 4,237.38
  4. Step 4: Simplify right side
    12,554.96x = 79,807,609.43
  5. Step 5: Solve for x
    x = 79,807,609.43/12,554.96
  6. Step 6: Final answer
    x = 6,356.66

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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.