Home / 25,647.36-35,389.44-16,228.80

Finding the Fourth Proportional to 25,647.36, 35,389.44 and 16,228.80

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Solution

The fourth proportional to 25,647.36, 35,389.44 and 16,228.80 is: 22,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.36 : 35,389.44 = 16,228.80 : x
  2. Step 2: Convert to fraction form
    25,647.36/35,389.44 = 16,228.80/x
  3. Step 3: Cross multiply
    25,647.36x = 35,389.44 × 16,228.80
  4. Step 4: Simplify right side
    25,647.36x = 574,328,143.87
  5. Step 5: Solve for x
    x = 574,328,143.87/25,647.36
  6. Step 6: Final answer
    x = 22,393.27

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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.