Home / 28,704.26-39,625.34-19,160.27

Finding the Fourth Proportional to 28,704.26, 39,625.34 and 19,160.27

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Solution

The fourth proportional to 28,704.26, 39,625.34 and 19,160.27 is: 26,450.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,704.26 : 39,625.34 = 19,160.27 : x
  2. Step 2: Convert to fraction form
    28,704.26/39,625.34 = 19,160.27/x
  3. Step 3: Cross multiply
    28,704.26x = 39,625.34 × 19,160.27
  4. Step 4: Simplify right side
    28,704.26x = 759,232,216.50
  5. Step 5: Solve for x
    x = 759,232,216.50/28,704.26
  6. Step 6: Final answer
    x = 26,450.16

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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.