Home / 28,604.53-39,474.30-16,029.28

Finding the Fourth Proportional to 28,604.53, 39,474.30 and 16,029.28

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Solution

The fourth proportional to 28,604.53, 39,474.30 and 16,029.28 is: 22,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,604.53 : 39,474.30 = 16,029.28 : x
  2. Step 2: Convert to fraction form
    28,604.53/39,474.30 = 16,029.28/x
  3. Step 3: Cross multiply
    28,604.53x = 39,474.30 × 16,029.28
  4. Step 4: Simplify right side
    28,604.53x = 632,744,607.50
  5. Step 5: Solve for x
    x = 632,744,607.50/28,604.53
  6. Step 6: Final answer
    x = 22,120.43

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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.