Home / 30,896.37-42,637.99-17,098.85

Finding the Fourth Proportional to 30,896.37, 42,637.99 and 17,098.85

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Solution

The fourth proportional to 30,896.37, 42,637.99 and 17,098.85 is: 23,596.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,896.37 : 42,637.99 = 17,098.85 : x
  2. Step 2: Convert to fraction form
    30,896.37/42,637.99 = 17,098.85/x
  3. Step 3: Cross multiply
    30,896.37x = 42,637.99 × 17,098.85
  4. Step 4: Simplify right side
    30,896.37x = 729,060,595.31
  5. Step 5: Solve for x
    x = 729,060,595.31/30,896.37
  6. Step 6: Final answer
    x = 23,596.97

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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.