Home / 45,844.64-68,790.65-19,542.32

Finding the Fourth Proportional to 45,844.64, 68,790.65 and 19,542.32

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Solution

The fourth proportional to 45,844.64, 68,790.65 and 19,542.32 is: 29,323.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,844.64 : 68,790.65 = 19,542.32 : x
  2. Step 2: Convert to fraction form
    45,844.64/68,790.65 = 19,542.32/x
  3. Step 3: Cross multiply
    45,844.64x = 68,790.65 × 19,542.32
  4. Step 4: Simplify right side
    45,844.64x = 1,344,328,453.64
  5. Step 5: Solve for x
    x = 1,344,328,453.64/45,844.64
  6. Step 6: Final answer
    x = 29,323.57

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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.