Home / 43,486.16-65,212.22-15,395.36

Finding the Fourth Proportional to 43,486.16, 65,212.22 and 15,395.36

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Solution

The fourth proportional to 43,486.16, 65,212.22 and 15,395.36 is: 23,087.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,486.16 : 65,212.22 = 15,395.36 : x
  2. Step 2: Convert to fraction form
    43,486.16/65,212.22 = 15,395.36/x
  3. Step 3: Cross multiply
    43,486.16x = 65,212.22 × 15,395.36
  4. Step 4: Simplify right side
    43,486.16x = 1,003,965,603.30
  5. Step 5: Solve for x
    x = 1,003,965,603.30/43,486.16
  6. Step 6: Final answer
    x = 23,087.01

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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.