Home / 25,424.12-38,136.74-17,896.92

Finding the Fourth Proportional to 25,424.12, 38,136.74 and 17,896.92

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Solution

The fourth proportional to 25,424.12, 38,136.74 and 17,896.92 is: 26,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,424.12 : 38,136.74 = 17,896.92 : x
  2. Step 2: Convert to fraction form
    25,424.12/38,136.74 = 17,896.92/x
  3. Step 3: Cross multiply
    25,424.12x = 38,136.74 × 17,896.92
  4. Step 4: Simplify right side
    25,424.12x = 682,530,095.36
  5. Step 5: Solve for x
    x = 682,530,095.36/25,424.12
  6. Step 6: Final answer
    x = 26,845.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.