Home / 27,283.81-37,648.29-17,208.45

Finding the Fourth Proportional to 27,283.81, 37,648.29 and 17,208.45

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Solution

The fourth proportional to 27,283.81, 37,648.29 and 17,208.45 is: 23,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,283.81 : 37,648.29 = 17,208.45 : x
  2. Step 2: Convert to fraction form
    27,283.81/37,648.29 = 17,208.45/x
  3. Step 3: Cross multiply
    27,283.81x = 37,648.29 × 17,208.45
  4. Step 4: Simplify right side
    27,283.81x = 647,868,716.05
  5. Step 5: Solve for x
    x = 647,868,716.05/27,283.81
  6. Step 6: Final answer
    x = 23,745.54

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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.