Home / 41,558.06-62,347.88-11,978.30

Finding the Fourth Proportional to 41,558.06, 62,347.88 and 11,978.30

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Solution

The fourth proportional to 41,558.06, 62,347.88 and 11,978.30 is: 17,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,558.06 : 62,347.88 = 11,978.30 : x
  2. Step 2: Convert to fraction form
    41,558.06/62,347.88 = 11,978.30/x
  3. Step 3: Cross multiply
    41,558.06x = 62,347.88 × 11,978.30
  4. Step 4: Simplify right side
    41,558.06x = 746,821,329.21
  5. Step 5: Solve for x
    x = 746,821,329.21/41,558.06
  6. Step 6: Final answer
    x = 17,970.56

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1.5x scale

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.