Home / 22,284.03-30,750.75-12,212.49

Finding the Fourth Proportional to 22,284.03, 30,750.75 and 12,212.49

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Solution

The fourth proportional to 22,284.03, 30,750.75 and 12,212.49 is: 16,852.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284.03 : 30,750.75 = 12,212.49 : x
  2. Step 2: Convert to fraction form
    22,284.03/30,750.75 = 12,212.49/x
  3. Step 3: Cross multiply
    22,284.03x = 30,750.75 × 12,212.49
  4. Step 4: Simplify right side
    22,284.03x = 375,543,157.35
  5. Step 5: Solve for x
    x = 375,543,157.35/22,284.03
  6. Step 6: Final answer
    x = 16,852.57

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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.