Home / 51,918.14-77,890.20-14,982.14

Finding the Fourth Proportional to 51,918.14, 77,890.20 and 14,982.14

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Solution

The fourth proportional to 51,918.14, 77,890.20 and 14,982.14 is: 22,476.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,918.14 : 77,890.20 = 14,982.14 : x
  2. Step 2: Convert to fraction form
    51,918.14/77,890.20 = 14,982.14/x
  3. Step 3: Cross multiply
    51,918.14x = 77,890.20 × 14,982.14
  4. Step 4: Simplify right side
    51,918.14x = 1,166,961,881.03
  5. Step 5: Solve for x
    x = 1,166,961,881.03/51,918.14
  6. Step 6: Final answer
    x = 22,476.96

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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.