Home / 17,600.16-26,378.10-12,576.36

Finding the Fourth Proportional to 17,600.16, 26,378.10 and 12,576.36

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Solution

The fourth proportional to 17,600.16, 26,378.10 and 12,576.36 is: 18,848.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,600.16 : 26,378.10 = 12,576.36 : x
  2. Step 2: Convert to fraction form
    17,600.16/26,378.10 = 12,576.36/x
  3. Step 3: Cross multiply
    17,600.16x = 26,378.10 × 12,576.36
  4. Step 4: Simplify right side
    17,600.16x = 331,740,481.72
  5. Step 5: Solve for x
    x = 331,740,481.72/17,600.16
  6. Step 6: Final answer
    x = 18,848.72

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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.