Home / 25,288.44-37,955.97-12,817.32

Finding the Fourth Proportional to 25,288.44, 37,955.97 and 12,817.32

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Solution

The fourth proportional to 25,288.44, 37,955.97 and 12,817.32 is: 19,237.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.44 : 37,955.97 = 12,817.32 : x
  2. Step 2: Convert to fraction form
    25,288.44/37,955.97 = 12,817.32/x
  3. Step 3: Cross multiply
    25,288.44x = 37,955.97 × 12,817.32
  4. Step 4: Simplify right side
    25,288.44x = 486,493,813.40
  5. Step 5: Solve for x
    x = 486,493,813.40/25,288.44
  6. Step 6: Final answer
    x = 19,237.79

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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.