Home / 29,014.67-39,779.49-28,489.79

Finding the Fourth Proportional to 29,014.67, 39,779.49 and 28,489.79

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Solution

The fourth proportional to 29,014.67, 39,779.49 and 28,489.79 is: 39,059.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,014.67 : 39,779.49 = 28,489.79 : x
  2. Step 2: Convert to fraction form
    29,014.67/39,779.49 = 28,489.79/x
  3. Step 3: Cross multiply
    29,014.67x = 39,779.49 × 28,489.79
  4. Step 4: Simplify right side
    29,014.67x = 1,133,309,362.44
  5. Step 5: Solve for x
    x = 1,133,309,362.44/29,014.67
  6. Step 6: Final answer
    x = 39,059.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.