Home / 36,896.22-50,916.87-20,130.30

Finding the Fourth Proportional to 36,896.22, 50,916.87 and 20,130.30

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Solution

The fourth proportional to 36,896.22, 50,916.87 and 20,130.30 is: 27,779.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,896.22 : 50,916.87 = 20,130.30 : x
  2. Step 2: Convert to fraction form
    36,896.22/50,916.87 = 20,130.30/x
  3. Step 3: Cross multiply
    36,896.22x = 50,916.87 × 20,130.30
  4. Step 4: Simplify right side
    36,896.22x = 1,024,971,868.16
  5. Step 5: Solve for x
    x = 1,024,971,868.16/36,896.22
  6. Step 6: Final answer
    x = 27,779.86

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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.