Home / 51,539.68-77,283.46-18,255.03

Finding the Fourth Proportional to 51,539.68, 77,283.46 and 18,255.03

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Solution

The fourth proportional to 51,539.68, 77,283.46 and 18,255.03 is: 27,373.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,539.68 : 77,283.46 = 18,255.03 : x
  2. Step 2: Convert to fraction form
    51,539.68/77,283.46 = 18,255.03/x
  3. Step 3: Cross multiply
    51,539.68x = 77,283.46 × 18,255.03
  4. Step 4: Simplify right side
    51,539.68x = 1,410,811,880.80
  5. Step 5: Solve for x
    x = 1,410,811,880.80/51,539.68
  6. Step 6: Final answer
    x = 27,373.31

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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.