Home / 12,101.56-18,153.46-4,706.57

Finding the Fourth Proportional to 12,101.56, 18,153.46 and 4,706.57

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Solution

The fourth proportional to 12,101.56, 18,153.46 and 4,706.57 is: 7,060.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.56 : 18,153.46 = 4,706.57 : x
  2. Step 2: Convert to fraction form
    12,101.56/18,153.46 = 4,706.57/x
  3. Step 3: Cross multiply
    12,101.56x = 18,153.46 × 4,706.57
  4. Step 4: Simplify right side
    12,101.56x = 85,440,530.23
  5. Step 5: Solve for x
    x = 85,440,530.23/12,101.56
  6. Step 6: Final answer
    x = 7,060.29

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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.