Home / 39,945.98-59,914.55-14,299.30

Finding the Fourth Proportional to 39,945.98, 59,914.55 and 14,299.30

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Solution

The fourth proportional to 39,945.98, 59,914.55 and 14,299.30 is: 21,447.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,945.98 : 59,914.55 = 14,299.30 : x
  2. Step 2: Convert to fraction form
    39,945.98/59,914.55 = 14,299.30/x
  3. Step 3: Cross multiply
    39,945.98x = 59,914.55 × 14,299.30
  4. Step 4: Simplify right side
    39,945.98x = 856,735,939.28
  5. Step 5: Solve for x
    x = 856,735,939.28/39,945.98
  6. Step 6: Final answer
    x = 21,447.36

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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.