Home / 51,908.27-77,873.36-16,845.21

Finding the Fourth Proportional to 51,908.27, 77,873.36 and 16,845.21

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Solution

The fourth proportional to 51,908.27, 77,873.36 and 16,845.21 is: 25,271.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,908.27 : 77,873.36 = 16,845.21 : x
  2. Step 2: Convert to fraction form
    51,908.27/77,873.36 = 16,845.21/x
  3. Step 3: Cross multiply
    51,908.27x = 77,873.36 × 16,845.21
  4. Step 4: Simplify right side
    51,908.27x = 1,311,793,018.38
  5. Step 5: Solve for x
    x = 1,311,793,018.38/51,908.27
  6. Step 6: Final answer
    x = 25,271.37

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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.