Home / 43,060.28-64,496.66-20,826.76

Finding the Fourth Proportional to 43,060.28, 64,496.66 and 20,826.76

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Solution

The fourth proportional to 43,060.28, 64,496.66 and 20,826.76 is: 31,194.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,060.28 : 64,496.66 = 20,826.76 : x
  2. Step 2: Convert to fraction form
    43,060.28/64,496.66 = 20,826.76/x
  3. Step 3: Cross multiply
    43,060.28x = 64,496.66 × 20,826.76
  4. Step 4: Simplify right side
    43,060.28x = 1,343,256,458.62
  5. Step 5: Solve for x
    x = 1,343,256,458.62/43,060.28
  6. Step 6: Final answer
    x = 31,194.79

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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.