Home / 39,828.28-54,954.21-23,051.56

Finding the Fourth Proportional to 39,828.28, 54,954.21 and 23,051.56

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Solution

The fourth proportional to 39,828.28, 54,954.21 and 23,051.56 is: 31,806.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,828.28 : 54,954.21 = 23,051.56 : x
  2. Step 2: Convert to fraction form
    39,828.28/54,954.21 = 23,051.56/x
  3. Step 3: Cross multiply
    39,828.28x = 54,954.21 × 23,051.56
  4. Step 4: Simplify right side
    39,828.28x = 1,266,780,269.07
  5. Step 5: Solve for x
    x = 1,266,780,269.07/39,828.28
  6. Step 6: Final answer
    x = 31,806.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.