Home / 51,214.78-76,822.12-16,154.44

Finding the Fourth Proportional to 51,214.78, 76,822.12 and 16,154.44

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Solution

The fourth proportional to 51,214.78, 76,822.12 and 16,154.44 is: 24,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,214.78 : 76,822.12 = 16,154.44 : x
  2. Step 2: Convert to fraction form
    51,214.78/76,822.12 = 16,154.44/x
  3. Step 3: Cross multiply
    51,214.78x = 76,822.12 × 16,154.44
  4. Step 4: Simplify right side
    51,214.78x = 1,241,018,156.35
  5. Step 5: Solve for x
    x = 1,241,018,156.35/51,214.78
  6. Step 6: Final answer
    x = 24,231.64

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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.