Home / 51,962.78-77,924.94-18,673.88

Finding the Fourth Proportional to 51,962.78, 77,924.94 and 18,673.88

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Solution

The fourth proportional to 51,962.78, 77,924.94 and 18,673.88 is: 28,003.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,962.78 : 77,924.94 = 18,673.88 : x
  2. Step 2: Convert to fraction form
    51,962.78/77,924.94 = 18,673.88/x
  3. Step 3: Cross multiply
    51,962.78x = 77,924.94 × 18,673.88
  4. Step 4: Simplify right side
    51,962.78x = 1,455,160,978.57
  5. Step 5: Solve for x
    x = 1,455,160,978.57/51,962.78
  6. Step 6: Final answer
    x = 28,003.91

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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.