Home / 36,091.94-54,135.46-12,715.34

Finding the Fourth Proportional to 36,091.94, 54,135.46 and 12,715.34

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Solution

The fourth proportional to 36,091.94, 54,135.46 and 12,715.34 is: 19,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091.94 : 54,135.46 = 12,715.34 : x
  2. Step 2: Convert to fraction form
    36,091.94/54,135.46 = 12,715.34/x
  3. Step 3: Cross multiply
    36,091.94x = 54,135.46 × 12,715.34
  4. Step 4: Simplify right side
    36,091.94x = 688,350,779.96
  5. Step 5: Solve for x
    x = 688,350,779.96/36,091.94
  6. Step 6: Final answer
    x = 19,072.15

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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.