Home / 14,793.20-22,183.45-5,430.14

Finding the Fourth Proportional to 14,793.20, 22,183.45 and 5,430.14

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Solution

The fourth proportional to 14,793.20, 22,183.45 and 5,430.14 is: 8,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.20 : 22,183.45 = 5,430.14 : x
  2. Step 2: Convert to fraction form
    14,793.20/22,183.45 = 5,430.14/x
  3. Step 3: Cross multiply
    14,793.20x = 22,183.45 × 5,430.14
  4. Step 4: Simplify right side
    14,793.20x = 120,459,239.18
  5. Step 5: Solve for x
    x = 120,459,239.18/14,793.20
  6. Step 6: Final answer
    x = 8,142.88

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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.