Home / 19,268.78-26,603.44-17,248.68

Finding the Fourth Proportional to 19,268.78, 26,603.44 and 17,248.68

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Solution

The fourth proportional to 19,268.78, 26,603.44 and 17,248.68 is: 23,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.78 : 26,603.44 = 17,248.68 : x
  2. Step 2: Convert to fraction form
    19,268.78/26,603.44 = 17,248.68/x
  3. Step 3: Cross multiply
    19,268.78x = 26,603.44 × 17,248.68
  4. Step 4: Simplify right side
    19,268.78x = 458,874,180.34
  5. Step 5: Solve for x
    x = 458,874,180.34/19,268.78
  6. Step 6: Final answer
    x = 23,814.39

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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.