Home / 54,954.72-82,438.07-17,505.99

Finding the Fourth Proportional to 54,954.72, 82,438.07 and 17,505.99

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Solution

The fourth proportional to 54,954.72, 82,438.07 and 17,505.99 is: 26,260.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,954.72 : 82,438.07 = 17,505.99 : x
  2. Step 2: Convert to fraction form
    54,954.72/82,438.07 = 17,505.99/x
  3. Step 3: Cross multiply
    54,954.72x = 82,438.07 × 17,505.99
  4. Step 4: Simplify right side
    54,954.72x = 1,443,159,941.51
  5. Step 5: Solve for x
    x = 1,443,159,941.51/54,954.72
  6. Step 6: Final answer
    x = 26,260.89

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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.