Home / 55,042.74-82,535.76-39,239.64

Finding the Fourth Proportional to 55,042.74, 82,535.76 and 39,239.64

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Solution

The fourth proportional to 55,042.74, 82,535.76 and 39,239.64 is: 58,839.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,042.74 : 82,535.76 = 39,239.64 : x
  2. Step 2: Convert to fraction form
    55,042.74/82,535.76 = 39,239.64/x
  3. Step 3: Cross multiply
    55,042.74x = 82,535.76 × 39,239.64
  4. Step 4: Simplify right side
    55,042.74x = 3,238,673,509.53
  5. Step 5: Solve for x
    x = 3,238,673,509.53/55,042.74
  6. Step 6: Final answer
    x = 58,839.25

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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.