Home / 16,738.34-25,111.72-11,817.59

Finding the Fourth Proportional to 16,738.34, 25,111.72 and 11,817.59

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Solution

The fourth proportional to 16,738.34, 25,111.72 and 11,817.59 is: 17,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,738.34 : 25,111.72 = 11,817.59 : x
  2. Step 2: Convert to fraction form
    16,738.34/25,111.72 = 11,817.59/x
  3. Step 3: Cross multiply
    16,738.34x = 25,111.72 × 11,817.59
  4. Step 4: Simplify right side
    16,738.34x = 296,759,900.37
  5. Step 5: Solve for x
    x = 296,759,900.37/16,738.34
  6. Step 6: Final answer
    x = 17,729.36

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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.