Home / 36,410.94-54,615.95-19,876.31

Finding the Fourth Proportional to 36,410.94, 54,615.95 and 19,876.31

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Solution

The fourth proportional to 36,410.94, 54,615.95 and 19,876.31 is: 29,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,410.94 : 54,615.95 = 19,876.31 : x
  2. Step 2: Convert to fraction form
    36,410.94/54,615.95 = 19,876.31/x
  3. Step 3: Cross multiply
    36,410.94x = 54,615.95 × 19,876.31
  4. Step 4: Simplify right side
    36,410.94x = 1,085,563,739.38
  5. Step 5: Solve for x
    x = 1,085,563,739.38/36,410.94
  6. Step 6: Final answer
    x = 29,814.22

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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.