Home / 19,248.36-28,704.48-17,124.54

Finding the Fourth Proportional to 19,248.36, 28,704.48 and 17,124.54

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Solution

The fourth proportional to 19,248.36, 28,704.48 and 17,124.54 is: 25,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,248.36 : 28,704.48 = 17,124.54 : x
  2. Step 2: Convert to fraction form
    19,248.36/28,704.48 = 17,124.54/x
  3. Step 3: Cross multiply
    19,248.36x = 28,704.48 × 17,124.54
  4. Step 4: Simplify right side
    19,248.36x = 491,551,015.94
  5. Step 5: Solve for x
    x = 491,551,015.94/19,248.36
  6. Step 6: Final answer
    x = 25,537.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.