Home / 29,451.74-44,177.40-11,921.31

Finding the Fourth Proportional to 29,451.74, 44,177.40 and 11,921.31

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Solution

The fourth proportional to 29,451.74, 44,177.40 and 11,921.31 is: 17,881.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,451.74 : 44,177.40 = 11,921.31 : x
  2. Step 2: Convert to fraction form
    29,451.74/44,177.40 = 11,921.31/x
  3. Step 3: Cross multiply
    29,451.74x = 44,177.40 × 11,921.31
  4. Step 4: Simplify right side
    29,451.74x = 526,652,480.39
  5. Step 5: Solve for x
    x = 526,652,480.39/29,451.74
  6. Step 6: Final answer
    x = 17,881.88

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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.