Home / 30,514.20-45,771.45-10,792.77

Finding the Fourth Proportional to 30,514.20, 45,771.45 and 10,792.77

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Solution

The fourth proportional to 30,514.20, 45,771.45 and 10,792.77 is: 16,189.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,514.20 : 45,771.45 = 10,792.77 : x
  2. Step 2: Convert to fraction form
    30,514.20/45,771.45 = 10,792.77/x
  3. Step 3: Cross multiply
    30,514.20x = 45,771.45 × 10,792.77
  4. Step 4: Simplify right side
    30,514.20x = 494,000,678.45
  5. Step 5: Solve for x
    x = 494,000,678.45/30,514.20
  6. Step 6: Final answer
    x = 16,189.21

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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.