Home / 51,929.64-77,902.66-18,204.96

Finding the Fourth Proportional to 51,929.64, 77,902.66 and 18,204.96

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Solution

The fourth proportional to 51,929.64, 77,902.66 and 18,204.96 is: 27,310.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,929.64 : 77,902.66 = 18,204.96 : x
  2. Step 2: Convert to fraction form
    51,929.64/77,902.66 = 18,204.96/x
  3. Step 3: Cross multiply
    51,929.64x = 77,902.66 × 18,204.96
  4. Step 4: Simplify right side
    51,929.64x = 1,418,214,809.19
  5. Step 5: Solve for x
    x = 1,418,214,809.19/51,929.64
  6. Step 6: Final answer
    x = 27,310.31

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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.