Home / 11,020.48-16,516.14-8,085.04

Finding the Fourth Proportional to 11,020.48, 16,516.14 and 8,085.04

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Solution

The fourth proportional to 11,020.48, 16,516.14 and 8,085.04 is: 12,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.48 : 16,516.14 = 8,085.04 : x
  2. Step 2: Convert to fraction form
    11,020.48/16,516.14 = 8,085.04/x
  3. Step 3: Cross multiply
    11,020.48x = 16,516.14 × 8,085.04
  4. Step 4: Simplify right side
    11,020.48x = 133,533,652.55
  5. Step 5: Solve for x
    x = 133,533,652.55/11,020.48
  6. Step 6: Final answer
    x = 12,116.86

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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.