Home / 16,778.55-23,153.90-9,224.87

Finding the Fourth Proportional to 16,778.55, 23,153.90 and 9,224.87

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Solution

The fourth proportional to 16,778.55, 23,153.90 and 9,224.87 is: 12,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.55 : 23,153.90 = 9,224.87 : x
  2. Step 2: Convert to fraction form
    16,778.55/23,153.90 = 9,224.87/x
  3. Step 3: Cross multiply
    16,778.55x = 23,153.90 × 9,224.87
  4. Step 4: Simplify right side
    16,778.55x = 213,591,682.67
  5. Step 5: Solve for x
    x = 213,591,682.67/16,778.55
  6. Step 6: Final answer
    x = 12,730.05

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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.