Home / 15,671.26-21,626.76-8,597.94

Finding the Fourth Proportional to 15,671.26, 21,626.76 and 8,597.94

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Solution

The fourth proportional to 15,671.26, 21,626.76 and 8,597.94 is: 11,865.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.26 : 21,626.76 = 8,597.94 : x
  2. Step 2: Convert to fraction form
    15,671.26/21,626.76 = 8,597.94/x
  3. Step 3: Cross multiply
    15,671.26x = 21,626.76 × 8,597.94
  4. Step 4: Simplify right side
    15,671.26x = 185,945,584.87
  5. Step 5: Solve for x
    x = 185,945,584.87/15,671.26
  6. Step 6: Final answer
    x = 11,865.39

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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.