Home / 29,562.80-40,796.72-16,815.69

Finding the Fourth Proportional to 29,562.80, 40,796.72 and 16,815.69

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Solution

The fourth proportional to 29,562.80, 40,796.72 and 16,815.69 is: 23,205.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,562.80 : 40,796.72 = 16,815.69 : x
  2. Step 2: Convert to fraction form
    29,562.80/40,796.72 = 16,815.69/x
  3. Step 3: Cross multiply
    29,562.80x = 40,796.72 × 16,815.69
  4. Step 4: Simplify right side
    29,562.80x = 686,024,912.46
  5. Step 5: Solve for x
    x = 686,024,912.46/29,562.80
  6. Step 6: Final answer
    x = 23,205.69

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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.