Home / 35,845.96-53,779.88-18,328.09

Finding the Fourth Proportional to 35,845.96, 53,779.88 and 18,328.09

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Solution

The fourth proportional to 35,845.96, 53,779.88 and 18,328.09 is: 27,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,845.96 : 53,779.88 = 18,328.09 : x
  2. Step 2: Convert to fraction form
    35,845.96/53,779.88 = 18,328.09/x
  3. Step 3: Cross multiply
    35,845.96x = 53,779.88 × 18,328.09
  4. Step 4: Simplify right side
    35,845.96x = 985,682,480.83
  5. Step 5: Solve for x
    x = 985,682,480.83/35,845.96
  6. Step 6: Final answer
    x = 27,497.73

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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.