Home / 54,812.96-82,223.04-15,371.60

Finding the Fourth Proportional to 54,812.96, 82,223.04 and 15,371.60

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Solution

The fourth proportional to 54,812.96, 82,223.04 and 15,371.60 is: 23,058.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,812.96 : 82,223.04 = 15,371.60 : x
  2. Step 2: Convert to fraction form
    54,812.96/82,223.04 = 15,371.60/x
  3. Step 3: Cross multiply
    54,812.96x = 82,223.04 × 15,371.60
  4. Step 4: Simplify right side
    54,812.96x = 1,263,899,681.66
  5. Step 5: Solve for x
    x = 1,263,899,681.66/54,812.96
  6. Step 6: Final answer
    x = 23,058.41

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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.