Home / 70,435.25-105,652.72-17,844.58

Finding the Fourth Proportional to 70,435.25, 105,652.72 and 17,844.58

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Solution

The fourth proportional to 70,435.25, 105,652.72 and 17,844.58 is: 26,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,435.25 : 105,652.72 = 17,844.58 : x
  2. Step 2: Convert to fraction form
    70,435.25/105,652.72 = 17,844.58/x
  3. Step 3: Cross multiply
    70,435.25x = 105,652.72 × 17,844.58
  4. Step 4: Simplify right side
    70,435.25x = 1,885,328,414.26
  5. Step 5: Solve for x
    x = 1,885,328,414.26/70,435.25
  6. Step 6: Final answer
    x = 26,766.83

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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.