Home / 34,551.40-51,814.08-11,171.56

Finding the Fourth Proportional to 34,551.40, 51,814.08 and 11,171.56

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Solution

The fourth proportional to 34,551.40, 51,814.08 and 11,171.56 is: 16,753.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,551.40 : 51,814.08 = 11,171.56 : x
  2. Step 2: Convert to fraction form
    34,551.40/51,814.08 = 11,171.56/x
  3. Step 3: Cross multiply
    34,551.40x = 51,814.08 × 11,171.56
  4. Step 4: Simplify right side
    34,551.40x = 578,844,103.56
  5. Step 5: Solve for x
    x = 578,844,103.56/34,551.40
  6. Step 6: Final answer
    x = 16,753.13

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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.