Home / 30,627.24-42,255.03-17,196.63

Finding the Fourth Proportional to 30,627.24, 42,255.03 and 17,196.63

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Solution

The fourth proportional to 30,627.24, 42,255.03 and 17,196.63 is: 23,725.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,627.24 : 42,255.03 = 17,196.63 : x
  2. Step 2: Convert to fraction form
    30,627.24/42,255.03 = 17,196.63/x
  3. Step 3: Cross multiply
    30,627.24x = 42,255.03 × 17,196.63
  4. Step 4: Simplify right side
    30,627.24x = 726,644,116.55
  5. Step 5: Solve for x
    x = 726,644,116.55/30,627.24
  6. Step 6: Final answer
    x = 23,725.42

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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.