Home / 23,556.20-32,507.84-12,945.76

Finding the Fourth Proportional to 23,556.20, 32,507.84 and 12,945.76

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Solution

The fourth proportional to 23,556.20, 32,507.84 and 12,945.76 is: 17,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,556.20 : 32,507.84 = 12,945.76 : x
  2. Step 2: Convert to fraction form
    23,556.20/32,507.84 = 12,945.76/x
  3. Step 3: Cross multiply
    23,556.20x = 32,507.84 × 12,945.76
  4. Step 4: Simplify right side
    23,556.20x = 420,838,694.76
  5. Step 5: Solve for x
    x = 420,838,694.76/23,556.20
  6. Step 6: Final answer
    x = 17,865.30

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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.