Home / 34,381.35-51,539.06-21,862.62

Finding the Fourth Proportional to 34,381.35, 51,539.06 and 21,862.62

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Solution

The fourth proportional to 34,381.35, 51,539.06 and 21,862.62 is: 32,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,381.35 : 51,539.06 = 21,862.62 : x
  2. Step 2: Convert to fraction form
    34,381.35/51,539.06 = 21,862.62/x
  3. Step 3: Cross multiply
    34,381.35x = 51,539.06 × 21,862.62
  4. Step 4: Simplify right side
    34,381.35x = 1,126,778,938.59
  5. Step 5: Solve for x
    x = 1,126,778,938.59/34,381.35
  6. Step 6: Final answer
    x = 32,772.97

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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.