Home / 22,466.75-31,004.12-12,530.75

Finding the Fourth Proportional to 22,466.75, 31,004.12 and 12,530.75

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Solution

The fourth proportional to 22,466.75, 31,004.12 and 12,530.75 is: 17,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,466.75 : 31,004.12 = 12,530.75 : x
  2. Step 2: Convert to fraction form
    22,466.75/31,004.12 = 12,530.75/x
  3. Step 3: Cross multiply
    22,466.75x = 31,004.12 × 12,530.75
  4. Step 4: Simplify right side
    22,466.75x = 388,504,814.04
  5. Step 5: Solve for x
    x = 388,504,814.04/22,466.75
  6. Step 6: Final answer
    x = 17,292.44

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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.