Home / 22,323.26-30,806.99-12,764.70

Finding the Fourth Proportional to 22,323.26, 30,806.99 and 12,764.70

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Solution

The fourth proportional to 22,323.26, 30,806.99 and 12,764.70 is: 17,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,323.26 : 30,806.99 = 12,764.70 : x
  2. Step 2: Convert to fraction form
    22,323.26/30,806.99 = 12,764.70/x
  3. Step 3: Cross multiply
    22,323.26x = 30,806.99 × 12,764.70
  4. Step 4: Simplify right side
    22,323.26x = 393,241,921.43
  5. Step 5: Solve for x
    x = 393,241,921.43/22,323.26
  6. Step 6: Final answer
    x = 17,615.80

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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.