Home / 19,946.88-27,525.52-11,563.20

Finding the Fourth Proportional to 19,946.88, 27,525.52 and 11,563.20

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Solution

The fourth proportional to 19,946.88, 27,525.52 and 11,563.20 is: 15,956.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.88 : 27,525.52 = 11,563.20 : x
  2. Step 2: Convert to fraction form
    19,946.88/27,525.52 = 11,563.20/x
  3. Step 3: Cross multiply
    19,946.88x = 27,525.52 × 11,563.20
  4. Step 4: Simplify right side
    19,946.88x = 318,283,092.86
  5. Step 5: Solve for x
    x = 318,283,092.86/19,946.88
  6. Step 6: Final answer
    x = 15,956.54

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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.