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Finding the Fourth Proportional to 46,893.96, 70,361.28 and 25,808.22

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Solution

The fourth proportional to 46,893.96, 70,361.28 and 25,808.22 is: 38,723.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,893.96 : 70,361.28 = 25,808.22 : x
  2. Step 2: Convert to fraction form
    46,893.96/70,361.28 = 25,808.22/x
  3. Step 3: Cross multiply
    46,893.96x = 70,361.28 × 25,808.22
  4. Step 4: Simplify right side
    46,893.96x = 1,815,899,393.72
  5. Step 5: Solve for x
    x = 1,815,899,393.72/46,893.96
  6. Step 6: Final answer
    x = 38,723.52

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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.