Home / 30,783.20-46,176.24-15,982.76

Finding the Fourth Proportional to 30,783.20, 46,176.24 and 15,982.76

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Solution

The fourth proportional to 30,783.20, 46,176.24 and 15,982.76 is: 23,974.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,783.20 : 46,176.24 = 15,982.76 : x
  2. Step 2: Convert to fraction form
    30,783.20/46,176.24 = 15,982.76/x
  3. Step 3: Cross multiply
    30,783.20x = 46,176.24 × 15,982.76
  4. Step 4: Simplify right side
    30,783.20x = 738,023,761.62
  5. Step 5: Solve for x
    x = 738,023,761.62/30,783.20
  6. Step 6: Final answer
    x = 23,974.89

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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.