Home / 35,293.44-48,701.36-21,145.92

Finding the Fourth Proportional to 35,293.44, 48,701.36 and 21,145.92

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Solution

The fourth proportional to 35,293.44, 48,701.36 and 21,145.92 is: 29,179.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,293.44 : 48,701.36 = 21,145.92 : x
  2. Step 2: Convert to fraction form
    35,293.44/48,701.36 = 21,145.92/x
  3. Step 3: Cross multiply
    35,293.44x = 48,701.36 × 21,145.92
  4. Step 4: Simplify right side
    35,293.44x = 1,029,835,062.45
  5. Step 5: Solve for x
    x = 1,029,835,062.45/35,293.44
  6. Step 6: Final answer
    x = 29,179.22

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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.