Home / 42,609.96-63,912.52-13,027.76

Finding the Fourth Proportional to 42,609.96, 63,912.52 and 13,027.76

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Solution

The fourth proportional to 42,609.96, 63,912.52 and 13,027.76 is: 19,540.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,609.96 : 63,912.52 = 13,027.76 : x
  2. Step 2: Convert to fraction form
    42,609.96/63,912.52 = 13,027.76/x
  3. Step 3: Cross multiply
    42,609.96x = 63,912.52 × 13,027.76
  4. Step 4: Simplify right side
    42,609.96x = 832,636,971.56
  5. Step 5: Solve for x
    x = 832,636,971.56/42,609.96
  6. Step 6: Final answer
    x = 19,540.90

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1.5x scale

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.