Home / 51,458.58-77,177.07-14,513.94

Finding the Fourth Proportional to 51,458.58, 77,177.07 and 14,513.94

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Solution

The fourth proportional to 51,458.58, 77,177.07 and 14,513.94 is: 21,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458.58 : 77,177.07 = 14,513.94 : x
  2. Step 2: Convert to fraction form
    51,458.58/77,177.07 = 14,513.94/x
  3. Step 3: Cross multiply
    51,458.58x = 77,177.07 × 14,513.94
  4. Step 4: Simplify right side
    51,458.58x = 1,120,143,115.99
  5. Step 5: Solve for x
    x = 1,120,143,115.99/51,458.58
  6. Step 6: Final answer
    x = 21,767.86

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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.