Home / 30,720.28-46,091.52-10,732.73

Finding the Fourth Proportional to 30,720.28, 46,091.52 and 10,732.73

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Solution

The fourth proportional to 30,720.28, 46,091.52 and 10,732.73 is: 16,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,720.28 : 46,091.52 = 10,732.73 : x
  2. Step 2: Convert to fraction form
    30,720.28/46,091.52 = 10,732.73/x
  3. Step 3: Cross multiply
    30,720.28x = 46,091.52 × 10,732.73
  4. Step 4: Simplify right side
    30,720.28x = 494,687,839.45
  5. Step 5: Solve for x
    x = 494,687,839.45/30,720.28
  6. Step 6: Final answer
    x = 16,102.97

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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.