Home / 51,454.24-77,180.41-14,013.75

Finding the Fourth Proportional to 51,454.24, 77,180.41 and 14,013.75

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Solution

The fourth proportional to 51,454.24, 77,180.41 and 14,013.75 is: 21,020.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,454.24 : 77,180.41 = 14,013.75 : x
  2. Step 2: Convert to fraction form
    51,454.24/77,180.41 = 14,013.75/x
  3. Step 3: Cross multiply
    51,454.24x = 77,180.41 × 14,013.75
  4. Step 4: Simplify right side
    51,454.24x = 1,081,586,970.64
  5. Step 5: Solve for x
    x = 1,081,586,970.64/51,454.24
  6. Step 6: Final answer
    x = 21,020.37

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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.