Home / 12,011.30-16,576.26-6,706.16

Finding the Fourth Proportional to 12,011.30, 16,576.26 and 6,706.16

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Solution

The fourth proportional to 12,011.30, 16,576.26 and 6,706.16 is: 9,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.30 : 16,576.26 = 6,706.16 : x
  2. Step 2: Convert to fraction form
    12,011.30/16,576.26 = 6,706.16/x
  3. Step 3: Cross multiply
    12,011.30x = 16,576.26 × 6,706.16
  4. Step 4: Simplify right side
    12,011.30x = 111,163,051.76
  5. Step 5: Solve for x
    x = 111,163,051.76/12,011.30
  6. Step 6: Final answer
    x = 9,254.87

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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.