Home / 43,987.22-65,980.62-10,707.15

Finding the Fourth Proportional to 43,987.22, 65,980.62 and 10,707.15

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Solution

The fourth proportional to 43,987.22, 65,980.62 and 10,707.15 is: 16,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,987.22 : 65,980.62 = 10,707.15 : x
  2. Step 2: Convert to fraction form
    43,987.22/65,980.62 = 10,707.15/x
  3. Step 3: Cross multiply
    43,987.22x = 65,980.62 × 10,707.15
  4. Step 4: Simplify right side
    43,987.22x = 706,464,395.43
  5. Step 5: Solve for x
    x = 706,464,395.43/43,987.22
  6. Step 6: Final answer
    x = 16,060.68

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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.