Home / 14,927.55-20,583.18-11,516.79

Finding the Fourth Proportional to 14,927.55, 20,583.18 and 11,516.79

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Solution

The fourth proportional to 14,927.55, 20,583.18 and 11,516.79 is: 15,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,927.55 : 20,583.18 = 11,516.79 : x
  2. Step 2: Convert to fraction form
    14,927.55/20,583.18 = 11,516.79/x
  3. Step 3: Cross multiply
    14,927.55x = 20,583.18 × 11,516.79
  4. Step 4: Simplify right side
    14,927.55x = 237,052,161.59
  5. Step 5: Solve for x
    x = 237,052,161.59/14,927.55
  6. Step 6: Final answer
    x = 15,880.18

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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.