Home / 45,819.64-63,231.06-25,676.68

Finding the Fourth Proportional to 45,819.64, 63,231.06 and 25,676.68

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Solution

The fourth proportional to 45,819.64, 63,231.06 and 25,676.68 is: 35,433.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,819.64 : 63,231.06 = 25,676.68 : x
  2. Step 2: Convert to fraction form
    45,819.64/63,231.06 = 25,676.68/x
  3. Step 3: Cross multiply
    45,819.64x = 63,231.06 × 25,676.68
  4. Step 4: Simplify right side
    45,819.64x = 1,623,563,693.68
  5. Step 5: Solve for x
    x = 1,623,563,693.68/45,819.64
  6. Step 6: Final answer
    x = 35,433.79

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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.