Home / 22,245.03-30,698.27-12,554.57

Finding the Fourth Proportional to 22,245.03, 30,698.27 and 12,554.57

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Solution

The fourth proportional to 22,245.03, 30,698.27 and 12,554.57 is: 17,325.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.03 : 30,698.27 = 12,554.57 : x
  2. Step 2: Convert to fraction form
    22,245.03/30,698.27 = 12,554.57/x
  3. Step 3: Cross multiply
    22,245.03x = 30,698.27 × 12,554.57
  4. Step 4: Simplify right side
    22,245.03x = 385,403,640.65
  5. Step 5: Solve for x
    x = 385,403,640.65/22,245.03
  6. Step 6: Final answer
    x = 17,325.38

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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.