Home / 11,779.92-17,647.24-9,445.04

Finding the Fourth Proportional to 11,779.92, 17,647.24 and 9,445.04

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Solution

The fourth proportional to 11,779.92, 17,647.24 and 9,445.04 is: 14,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779.92 : 17,647.24 = 9,445.04 : x
  2. Step 2: Convert to fraction form
    11,779.92/17,647.24 = 9,445.04/x
  3. Step 3: Cross multiply
    11,779.92x = 17,647.24 × 9,445.04
  4. Step 4: Simplify right side
    11,779.92x = 166,678,887.69
  5. Step 5: Solve for x
    x = 166,678,887.69/11,779.92
  6. Step 6: Final answer
    x = 14,149.41

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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.