Home / 19,790.67-29,683.26-4,998.68

Finding the Fourth Proportional to 19,790.67, 29,683.26 and 4,998.68

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Solution

The fourth proportional to 19,790.67, 29,683.26 and 4,998.68 is: 7,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,790.67 : 29,683.26 = 4,998.68 : x
  2. Step 2: Convert to fraction form
    19,790.67/29,683.26 = 4,998.68/x
  3. Step 3: Cross multiply
    19,790.67x = 29,683.26 × 4,998.68
  4. Step 4: Simplify right side
    19,790.67x = 148,376,969.68
  5. Step 5: Solve for x
    x = 148,376,969.68/19,790.67
  6. Step 6: Final answer
    x = 7,497.32

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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.