Home / 35,478.89-48,961.26-19,563.91

Finding the Fourth Proportional to 35,478.89, 48,961.26 and 19,563.91

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Solution

The fourth proportional to 35,478.89, 48,961.26 and 19,563.91 is: 26,998.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478.89 : 48,961.26 = 19,563.91 : x
  2. Step 2: Convert to fraction form
    35,478.89/48,961.26 = 19,563.91/x
  3. Step 3: Cross multiply
    35,478.89x = 48,961.26 × 19,563.91
  4. Step 4: Simplify right side
    35,478.89x = 957,873,684.13
  5. Step 5: Solve for x
    x = 957,873,684.13/35,478.89
  6. Step 6: Final answer
    x = 26,998.41

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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.