Home / 11,020.12-16,527.67-3,123.46

Finding the Fourth Proportional to 11,020.12, 16,527.67 and 3,123.46

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Solution

The fourth proportional to 11,020.12, 16,527.67 and 3,123.46 is: 4,684.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.12 : 16,527.67 = 3,123.46 : x
  2. Step 2: Convert to fraction form
    11,020.12/16,527.67 = 3,123.46/x
  3. Step 3: Cross multiply
    11,020.12x = 16,527.67 × 3,123.46
  4. Step 4: Simplify right side
    11,020.12x = 51,623,516.14
  5. Step 5: Solve for x
    x = 51,623,516.14/11,020.12
  6. Step 6: Final answer
    x = 4,684.48

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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.