Home / 15,121.49-22,682.26-4,591.59

Finding the Fourth Proportional to 15,121.49, 22,682.26 and 4,591.59

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Solution

The fourth proportional to 15,121.49, 22,682.26 and 4,591.59 is: 6,887.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,121.49 : 22,682.26 = 4,591.59 : x
  2. Step 2: Convert to fraction form
    15,121.49/22,682.26 = 4,591.59/x
  3. Step 3: Cross multiply
    15,121.49x = 22,682.26 × 4,591.59
  4. Step 4: Simplify right side
    15,121.49x = 104,147,558.87
  5. Step 5: Solve for x
    x = 104,147,558.87/15,121.49
  6. Step 6: Final answer
    x = 6,887.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.