Home / 18,588.37-25,651.98-11,036.21

Finding the Fourth Proportional to 18,588.37, 25,651.98 and 11,036.21

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Solution

The fourth proportional to 18,588.37, 25,651.98 and 11,036.21 is: 15,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.37 : 25,651.98 = 11,036.21 : x
  2. Step 2: Convert to fraction form
    18,588.37/25,651.98 = 11,036.21/x
  3. Step 3: Cross multiply
    18,588.37x = 25,651.98 × 11,036.21
  4. Step 4: Simplify right side
    18,588.37x = 283,100,454.75
  5. Step 5: Solve for x
    x = 283,100,454.75/18,588.37
  6. Step 6: Final answer
    x = 15,229.98

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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.