Home / 51,975.50-77,976.24-15,039.50

Finding the Fourth Proportional to 51,975.50, 77,976.24 and 15,039.50

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Solution

The fourth proportional to 51,975.50, 77,976.24 and 15,039.50 is: 22,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975.50 : 77,976.24 = 15,039.50 : x
  2. Step 2: Convert to fraction form
    51,975.50/77,976.24 = 15,039.50/x
  3. Step 3: Cross multiply
    51,975.50x = 77,976.24 × 15,039.50
  4. Step 4: Simplify right side
    51,975.50x = 1,172,723,661.48
  5. Step 5: Solve for x
    x = 1,172,723,661.48/51,975.50
  6. Step 6: Final answer
    x = 22,563.01

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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.