Home / 14,261.31-21,373.28-6,851.02

Finding the Fourth Proportional to 14,261.31, 21,373.28 and 6,851.02

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Solution

The fourth proportional to 14,261.31, 21,373.28 and 6,851.02 is: 10,267.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.31 : 21,373.28 = 6,851.02 : x
  2. Step 2: Convert to fraction form
    14,261.31/21,373.28 = 6,851.02/x
  3. Step 3: Cross multiply
    14,261.31x = 21,373.28 × 6,851.02
  4. Step 4: Simplify right side
    14,261.31x = 146,428,786.90
  5. Step 5: Solve for x
    x = 146,428,786.90/14,261.31
  6. Step 6: Final answer
    x = 10,267.56

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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.