Home / 34,359.51-51,551.55-21,196.56

Finding the Fourth Proportional to 34,359.51, 51,551.55 and 21,196.56

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Solution

The fourth proportional to 34,359.51, 51,551.55 and 21,196.56 is: 31,802.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,359.51 : 51,551.55 = 21,196.56 : x
  2. Step 2: Convert to fraction form
    34,359.51/51,551.55 = 21,196.56/x
  3. Step 3: Cross multiply
    34,359.51x = 51,551.55 × 21,196.56
  4. Step 4: Simplify right side
    34,359.51x = 1,092,715,522.67
  5. Step 5: Solve for x
    x = 1,092,715,522.67/34,359.51
  6. Step 6: Final answer
    x = 31,802.42

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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.