Home / 28,676.30-39,566.37-16,732.82

Finding the Fourth Proportional to 28,676.30, 39,566.37 and 16,732.82

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Solution

The fourth proportional to 28,676.30, 39,566.37 and 16,732.82 is: 23,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676.30 : 39,566.37 = 16,732.82 : x
  2. Step 2: Convert to fraction form
    28,676.30/39,566.37 = 16,732.82/x
  3. Step 3: Cross multiply
    28,676.30x = 39,566.37 × 16,732.82
  4. Step 4: Simplify right side
    28,676.30x = 662,056,947.26
  5. Step 5: Solve for x
    x = 662,056,947.26/28,676.30
  6. Step 6: Final answer
    x = 23,087.25

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1.5x scale

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.