Home / 16,074.60-22,183.65-9,000.87

Finding the Fourth Proportional to 16,074.60, 22,183.65 and 9,000.87

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Solution

The fourth proportional to 16,074.60, 22,183.65 and 9,000.87 is: 12,421.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,074.60 : 22,183.65 = 9,000.87 : x
  2. Step 2: Convert to fraction form
    16,074.60/22,183.65 = 9,000.87/x
  3. Step 3: Cross multiply
    16,074.60x = 22,183.65 × 9,000.87
  4. Step 4: Simplify right side
    16,074.60x = 199,672,149.78
  5. Step 5: Solve for x
    x = 199,672,149.78/16,074.60
  6. Step 6: Final answer
    x = 12,421.59

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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.