Home / 34,118.64-51,167.63-11,927.88

Finding the Fourth Proportional to 34,118.64, 51,167.63 and 11,927.88

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Solution

The fourth proportional to 34,118.64, 51,167.63 and 11,927.88 is: 17,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,118.64 : 51,167.63 = 11,927.88 : x
  2. Step 2: Convert to fraction form
    34,118.64/51,167.63 = 11,927.88/x
  3. Step 3: Cross multiply
    34,118.64x = 51,167.63 × 11,927.88
  4. Step 4: Simplify right side
    34,118.64x = 610,321,380.34
  5. Step 5: Solve for x
    x = 610,321,380.34/34,118.64
  6. Step 6: Final answer
    x = 17,888.21

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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.