Home / 36,310.89-54,417.88-19,409.25

Finding the Fourth Proportional to 36,310.89, 54,417.88 and 19,409.25

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Solution

The fourth proportional to 36,310.89, 54,417.88 and 19,409.25 is: 29,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,310.89 : 54,417.88 = 19,409.25 : x
  2. Step 2: Convert to fraction form
    36,310.89/54,417.88 = 19,409.25/x
  3. Step 3: Cross multiply
    36,310.89x = 54,417.88 × 19,409.25
  4. Step 4: Simplify right side
    36,310.89x = 1,056,210,237.39
  5. Step 5: Solve for x
    x = 1,056,210,237.39/36,310.89
  6. Step 6: Final answer
    x = 29,087.97

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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.