Home / 29,709.08-40,998.30-16,280.09

Finding the Fourth Proportional to 29,709.08, 40,998.30 and 16,280.09

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Solution

The fourth proportional to 29,709.08, 40,998.30 and 16,280.09 is: 22,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,709.08 : 40,998.30 = 16,280.09 : x
  2. Step 2: Convert to fraction form
    29,709.08/40,998.30 = 16,280.09/x
  3. Step 3: Cross multiply
    29,709.08x = 40,998.30 × 16,280.09
  4. Step 4: Simplify right side
    29,709.08x = 667,456,013.85
  5. Step 5: Solve for x
    x = 667,456,013.85/29,709.08
  6. Step 6: Final answer
    x = 22,466.40

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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.