Home / 38,447.99-57,673.73-11,792.03

Finding the Fourth Proportional to 38,447.99, 57,673.73 and 11,792.03

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Solution

The fourth proportional to 38,447.99, 57,673.73 and 11,792.03 is: 17,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,447.99 : 57,673.73 = 11,792.03 : x
  2. Step 2: Convert to fraction form
    38,447.99/57,673.73 = 11,792.03/x
  3. Step 3: Cross multiply
    38,447.99x = 57,673.73 × 11,792.03
  4. Step 4: Simplify right side
    38,447.99x = 680,090,436.48
  5. Step 5: Solve for x
    x = 680,090,436.48/38,447.99
  6. Step 6: Final answer
    x = 17,688.58

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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.