Home / 22,025.44-30,395.09-12,465.15

Finding the Fourth Proportional to 22,025.44, 30,395.09 and 12,465.15

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Solution

The fourth proportional to 22,025.44, 30,395.09 and 12,465.15 is: 17,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,025.44 : 30,395.09 = 12,465.15 : x
  2. Step 2: Convert to fraction form
    22,025.44/30,395.09 = 12,465.15/x
  3. Step 3: Cross multiply
    22,025.44x = 30,395.09 × 12,465.15
  4. Step 4: Simplify right side
    22,025.44x = 378,879,203.18
  5. Step 5: Solve for x
    x = 378,879,203.18/22,025.44
  6. Step 6: Final answer
    x = 17,201.89

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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.