Home / 39,474.31-54,510.91-25,351.75

Finding the Fourth Proportional to 39,474.31, 54,510.91 and 25,351.75

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Solution

The fourth proportional to 39,474.31, 54,510.91 and 25,351.75 is: 35,008.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,474.31 : 54,510.91 = 25,351.75 : x
  2. Step 2: Convert to fraction form
    39,474.31/54,510.91 = 25,351.75/x
  3. Step 3: Cross multiply
    39,474.31x = 54,510.91 × 25,351.75
  4. Step 4: Simplify right side
    39,474.31x = 1,381,946,962.59
  5. Step 5: Solve for x
    x = 1,381,946,962.59/39,474.31
  6. Step 6: Final answer
    x = 35,008.77

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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.