Home / 23,428.75-35,143.12-6,788.79

Finding the Fourth Proportional to 23,428.75, 35,143.12 and 6,788.79

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Solution

The fourth proportional to 23,428.75, 35,143.12 and 6,788.79 is: 10,183.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,428.75 : 35,143.12 = 6,788.79 : x
  2. Step 2: Convert to fraction form
    23,428.75/35,143.12 = 6,788.79/x
  3. Step 3: Cross multiply
    23,428.75x = 35,143.12 × 6,788.79
  4. Step 4: Simplify right side
    23,428.75x = 238,579,261.62
  5. Step 5: Solve for x
    x = 238,579,261.62/23,428.75
  6. Step 6: Final answer
    x = 10,183.19

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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.