Home / 32,876.96-45,371.01-19,956.38

Finding the Fourth Proportional to 32,876.96, 45,371.01 and 19,956.38

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Solution

The fourth proportional to 32,876.96, 45,371.01 and 19,956.38 is: 27,540.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,876.96 : 45,371.01 = 19,956.38 : x
  2. Step 2: Convert to fraction form
    32,876.96/45,371.01 = 19,956.38/x
  3. Step 3: Cross multiply
    32,876.96x = 45,371.01 × 19,956.38
  4. Step 4: Simplify right side
    32,876.96x = 905,441,116.54
  5. Step 5: Solve for x
    x = 905,441,116.54/32,876.96
  6. Step 6: Final answer
    x = 27,540.29

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1.5x scale

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.