Home / 34,005.30-51,094.04-21,531.18

Finding the Fourth Proportional to 34,005.30, 51,094.04 and 21,531.18

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Solution

The fourth proportional to 34,005.30, 51,094.04 and 21,531.18 is: 32,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,005.30 : 51,094.04 = 21,531.18 : x
  2. Step 2: Convert to fraction form
    34,005.30/51,094.04 = 21,531.18/x
  3. Step 3: Cross multiply
    34,005.30x = 51,094.04 × 21,531.18
  4. Step 4: Simplify right side
    34,005.30x = 1,100,114,972.17
  5. Step 5: Solve for x
    x = 1,100,114,972.17/34,005.30
  6. Step 6: Final answer
    x = 32,351.28

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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.