Home / 43,655.09-65,494.72-17,378.28

Finding the Fourth Proportional to 43,655.09, 65,494.72 and 17,378.28

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Solution

The fourth proportional to 43,655.09, 65,494.72 and 17,378.28 is: 26,072.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,655.09 : 65,494.72 = 17,378.28 : x
  2. Step 2: Convert to fraction form
    43,655.09/65,494.72 = 17,378.28/x
  3. Step 3: Cross multiply
    43,655.09x = 65,494.72 × 17,378.28
  4. Step 4: Simplify right side
    43,655.09x = 1,138,185,582.68
  5. Step 5: Solve for x
    x = 1,138,185,582.68/43,655.09
  6. Step 6: Final answer
    x = 26,072.23

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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.