Home / 37,502.28-51,741.36-21,368.34

Finding the Fourth Proportional to 37,502.28, 51,741.36 and 21,368.34

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Solution

The fourth proportional to 37,502.28, 51,741.36 and 21,368.34 is: 29,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,502.28 : 51,741.36 = 21,368.34 : x
  2. Step 2: Convert to fraction form
    37,502.28/51,741.36 = 21,368.34/x
  3. Step 3: Cross multiply
    37,502.28x = 51,741.36 × 21,368.34
  4. Step 4: Simplify right side
    37,502.28x = 1,105,626,972.54
  5. Step 5: Solve for x
    x = 1,105,626,972.54/37,502.28
  6. Step 6: Final answer
    x = 29,481.59

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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.