Home / 22,467.15-31,004.43-12,395.79

Finding the Fourth Proportional to 22,467.15, 31,004.43 and 12,395.79

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Solution

The fourth proportional to 22,467.15, 31,004.43 and 12,395.79 is: 17,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,467.15 : 31,004.43 = 12,395.79 : x
  2. Step 2: Convert to fraction form
    22,467.15/31,004.43 = 12,395.79/x
  3. Step 3: Cross multiply
    22,467.15x = 31,004.43 × 12,395.79
  4. Step 4: Simplify right side
    22,467.15x = 384,324,403.35
  5. Step 5: Solve for x
    x = 384,324,403.35/22,467.15
  6. Step 6: Final answer
    x = 17,106.06

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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.