Home / 51,768.30-77,654.20-14,325.26

Finding the Fourth Proportional to 51,768.30, 77,654.20 and 14,325.26

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Solution

The fourth proportional to 51,768.30, 77,654.20 and 14,325.26 is: 21,488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,768.30 : 77,654.20 = 14,325.26 : x
  2. Step 2: Convert to fraction form
    51,768.30/77,654.20 = 14,325.26/x
  3. Step 3: Cross multiply
    51,768.30x = 77,654.20 × 14,325.26
  4. Step 4: Simplify right side
    51,768.30x = 1,112,416,605.09
  5. Step 5: Solve for x
    x = 1,112,416,605.09/51,768.30
  6. Step 6: Final answer
    x = 21,488.37

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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.