Home / 56,361.24-84,541.68-16,918.32

Finding the Fourth Proportional to 56,361.24, 84,541.68 and 16,918.32

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Solution

The fourth proportional to 56,361.24, 84,541.68 and 16,918.32 is: 25,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,361.24 : 84,541.68 = 16,918.32 : x
  2. Step 2: Convert to fraction form
    56,361.24/84,541.68 = 16,918.32/x
  3. Step 3: Cross multiply
    56,361.24x = 84,541.68 × 16,918.32
  4. Step 4: Simplify right side
    56,361.24x = 1,430,303,195.58
  5. Step 5: Solve for x
    x = 1,430,303,195.58/56,361.24
  6. Step 6: Final answer
    x = 25,377.43

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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.