Home / 17,890.55-26,836.43-4,744.25

Finding the Fourth Proportional to 17,890.55, 26,836.43 and 4,744.25

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Solution

The fourth proportional to 17,890.55, 26,836.43 and 4,744.25 is: 7,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.55 : 26,836.43 = 4,744.25 : x
  2. Step 2: Convert to fraction form
    17,890.55/26,836.43 = 4,744.25/x
  3. Step 3: Cross multiply
    17,890.55x = 26,836.43 × 4,744.25
  4. Step 4: Simplify right side
    17,890.55x = 127,318,575.12
  5. Step 5: Solve for x
    x = 127,318,575.12/17,890.55
  6. Step 6: Final answer
    x = 7,116.53

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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.