Home / 14,183.05-19,572.28-8,880.79

Finding the Fourth Proportional to 14,183.05, 19,572.28 and 8,880.79

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Solution

The fourth proportional to 14,183.05, 19,572.28 and 8,880.79 is: 12,255.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.05 : 19,572.28 = 8,880.79 : x
  2. Step 2: Convert to fraction form
    14,183.05/19,572.28 = 8,880.79/x
  3. Step 3: Cross multiply
    14,183.05x = 19,572.28 × 8,880.79
  4. Step 4: Simplify right side
    14,183.05x = 173,817,308.50
  5. Step 5: Solve for x
    x = 173,817,308.50/14,183.05
  6. Step 6: Final answer
    x = 12,255.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.