Home / 54,701.64-82,052.82-19,641.60

Finding the Fourth Proportional to 54,701.64, 82,052.82 and 19,641.60

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Solution

The fourth proportional to 54,701.64, 82,052.82 and 19,641.60 is: 29,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,701.64 : 82,052.82 = 19,641.60 : x
  2. Step 2: Convert to fraction form
    54,701.64/82,052.82 = 19,641.60/x
  3. Step 3: Cross multiply
    54,701.64x = 82,052.82 × 19,641.60
  4. Step 4: Simplify right side
    54,701.64x = 1,611,648,669.31
  5. Step 5: Solve for x
    x = 1,611,648,669.31/54,701.64
  6. Step 6: Final answer
    x = 29,462.53

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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.