Home / 34,171.31-51,259.41-10,475.78

Finding the Fourth Proportional to 34,171.31, 51,259.41 and 10,475.78

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Solution

The fourth proportional to 34,171.31, 51,259.41 and 10,475.78 is: 15,714.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,171.31 : 51,259.41 = 10,475.78 : x
  2. Step 2: Convert to fraction form
    34,171.31/51,259.41 = 10,475.78/x
  3. Step 3: Cross multiply
    34,171.31x = 51,259.41 × 10,475.78
  4. Step 4: Simplify right side
    34,171.31x = 536,982,045.79
  5. Step 5: Solve for x
    x = 536,982,045.79/34,171.31
  6. Step 6: Final answer
    x = 15,714.41

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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.