Home / 35,043.64-48,361.40-19,128.96

Finding the Fourth Proportional to 35,043.64, 48,361.40 and 19,128.96

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Solution

The fourth proportional to 35,043.64, 48,361.40 and 19,128.96 is: 26,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,043.64 : 48,361.40 = 19,128.96 : x
  2. Step 2: Convert to fraction form
    35,043.64/48,361.40 = 19,128.96/x
  3. Step 3: Cross multiply
    35,043.64x = 48,361.40 × 19,128.96
  4. Step 4: Simplify right side
    35,043.64x = 925,103,286.14
  5. Step 5: Solve for x
    x = 925,103,286.14/35,043.64
  6. Step 6: Final answer
    x = 26,398.61

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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.