Home / 35,142.25-52,720.67-14,365.75

Finding the Fourth Proportional to 35,142.25, 52,720.67 and 14,365.75

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Solution

The fourth proportional to 35,142.25, 52,720.67 and 14,365.75 is: 21,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,142.25 : 52,720.67 = 14,365.75 : x
  2. Step 2: Convert to fraction form
    35,142.25/52,720.67 = 14,365.75/x
  3. Step 3: Cross multiply
    35,142.25x = 52,720.67 × 14,365.75
  4. Step 4: Simplify right side
    35,142.25x = 757,371,965.05
  5. Step 5: Solve for x
    x = 757,371,965.05/35,142.25
  6. Step 6: Final answer
    x = 21,551.61

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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.