Home / 22,974.31-31,675.48-15,003.91

Finding the Fourth Proportional to 22,974.31, 31,675.48 and 15,003.91

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Solution

The fourth proportional to 22,974.31, 31,675.48 and 15,003.91 is: 20,686.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,974.31 : 31,675.48 = 15,003.91 : x
  2. Step 2: Convert to fraction form
    22,974.31/31,675.48 = 15,003.91/x
  3. Step 3: Cross multiply
    22,974.31x = 31,675.48 × 15,003.91
  4. Step 4: Simplify right side
    22,974.31x = 475,256,051.13
  5. Step 5: Solve for x
    x = 475,256,051.13/22,974.31
  6. Step 6: Final answer
    x = 20,686.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.