Home / 51,028.66-76,512.84-19,441.18

Finding the Fourth Proportional to 51,028.66, 76,512.84 and 19,441.18

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Solution

The fourth proportional to 51,028.66, 76,512.84 and 19,441.18 is: 29,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,028.66 : 76,512.84 = 19,441.18 : x
  2. Step 2: Convert to fraction form
    51,028.66/76,512.84 = 19,441.18/x
  3. Step 3: Cross multiply
    51,028.66x = 76,512.84 × 19,441.18
  4. Step 4: Simplify right side
    51,028.66x = 1,487,499,894.75
  5. Step 5: Solve for x
    x = 1,487,499,894.75/51,028.66
  6. Step 6: Final answer
    x = 29,150.28

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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.