Home / 43,356.88-65,039.65-11,767.45

Finding the Fourth Proportional to 43,356.88, 65,039.65 and 11,767.45

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Solution

The fourth proportional to 43,356.88, 65,039.65 and 11,767.45 is: 17,652.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,356.88 : 65,039.65 = 11,767.45 : x
  2. Step 2: Convert to fraction form
    43,356.88/65,039.65 = 11,767.45/x
  3. Step 3: Cross multiply
    43,356.88x = 65,039.65 × 11,767.45
  4. Step 4: Simplify right side
    43,356.88x = 765,350,651.31
  5. Step 5: Solve for x
    x = 765,350,651.31/43,356.88
  6. Step 6: Final answer
    x = 17,652.35

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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.