Home / 43,554.15-65,405.75-26,785.61

Finding the Fourth Proportional to 43,554.15, 65,405.75 and 26,785.61

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Solution

The fourth proportional to 43,554.15, 65,405.75 and 26,785.61 is: 40,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,554.15 : 65,405.75 = 26,785.61 : x
  2. Step 2: Convert to fraction form
    43,554.15/65,405.75 = 26,785.61/x
  3. Step 3: Cross multiply
    43,554.15x = 65,405.75 × 26,785.61
  4. Step 4: Simplify right side
    43,554.15x = 1,751,932,911.26
  5. Step 5: Solve for x
    x = 1,751,932,911.26/43,554.15
  6. Step 6: Final answer
    x = 40,224.25

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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.