Home / 21,024.94-31,534.36-6,791.52

Finding the Fourth Proportional to 21,024.94, 31,534.36 and 6,791.52

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Solution

The fourth proportional to 21,024.94, 31,534.36 and 6,791.52 is: 10,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,024.94 : 31,534.36 = 6,791.52 : x
  2. Step 2: Convert to fraction form
    21,024.94/31,534.36 = 6,791.52/x
  3. Step 3: Cross multiply
    21,024.94x = 31,534.36 × 6,791.52
  4. Step 4: Simplify right side
    21,024.94x = 214,166,236.63
  5. Step 5: Solve for x
    x = 214,166,236.63/21,024.94
  6. Step 6: Final answer
    x = 10,186.29

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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.