Home / 29,728.80-41,026.12-16,300.02

Finding the Fourth Proportional to 29,728.80, 41,026.12 and 16,300.02

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Solution

The fourth proportional to 29,728.80, 41,026.12 and 16,300.02 is: 22,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,728.80 : 41,026.12 = 16,300.02 : x
  2. Step 2: Convert to fraction form
    29,728.80/41,026.12 = 16,300.02/x
  3. Step 3: Cross multiply
    29,728.80x = 41,026.12 × 16,300.02
  4. Step 4: Simplify right side
    29,728.80x = 668,726,576.52
  5. Step 5: Solve for x
    x = 668,726,576.52/29,728.80
  6. Step 6: Final answer
    x = 22,494.23

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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.