Home / 47,406.09-65,420.43-26,185.44

Finding the Fourth Proportional to 47,406.09, 65,420.43 and 26,185.44

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Solution

The fourth proportional to 47,406.09, 65,420.43 and 26,185.44 is: 36,135.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,406.09 : 65,420.43 = 26,185.44 : x
  2. Step 2: Convert to fraction form
    47,406.09/65,420.43 = 26,185.44/x
  3. Step 3: Cross multiply
    47,406.09x = 65,420.43 × 26,185.44
  4. Step 4: Simplify right side
    47,406.09x = 1,713,062,744.54
  5. Step 5: Solve for x
    x = 1,713,062,744.54/47,406.09
  6. Step 6: Final answer
    x = 36,135.92

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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.