Home / 55,155.73-82,741.79-25,576.55

Finding the Fourth Proportional to 55,155.73, 82,741.79 and 25,576.55

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Solution

The fourth proportional to 55,155.73, 82,741.79 and 25,576.55 is: 38,368.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,155.73 : 82,741.79 = 25,576.55 : x
  2. Step 2: Convert to fraction form
    55,155.73/82,741.79 = 25,576.55/x
  3. Step 3: Cross multiply
    55,155.73x = 82,741.79 × 25,576.55
  4. Step 4: Simplify right side
    55,155.73x = 2,116,249,799.82
  5. Step 5: Solve for x
    x = 2,116,249,799.82/55,155.73
  6. Step 6: Final answer
    x = 38,368.63

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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.