Home / 15,963.49-23,949.49-13,157.45

Finding the Fourth Proportional to 15,963.49, 23,949.49 and 13,157.45

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Solution

The fourth proportional to 15,963.49, 23,949.49 and 13,157.45 is: 19,739.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,963.49 : 23,949.49 = 13,157.45 : x
  2. Step 2: Convert to fraction form
    15,963.49/23,949.49 = 13,157.45/x
  3. Step 3: Cross multiply
    15,963.49x = 23,949.49 × 13,157.45
  4. Step 4: Simplify right side
    15,963.49x = 315,114,217.20
  5. Step 5: Solve for x
    x = 315,114,217.20/15,963.49
  6. Step 6: Final answer
    x = 19,739.68

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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.