Home / 43,507.71-60,020.33-30,761.01

Finding the Fourth Proportional to 43,507.71, 60,020.33 and 30,761.01

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Solution

The fourth proportional to 43,507.71, 60,020.33 and 30,761.01 is: 42,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,507.71 : 60,020.33 = 30,761.01 : x
  2. Step 2: Convert to fraction form
    43,507.71/60,020.33 = 30,761.01/x
  3. Step 3: Cross multiply
    43,507.71x = 60,020.33 × 30,761.01
  4. Step 4: Simplify right side
    43,507.71x = 1,846,285,817.53
  5. Step 5: Solve for x
    x = 1,846,285,817.53/43,507.71
  6. Step 6: Final answer
    x = 42,435.83

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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.