Home / 11,228.13-16,771.10-8,737.02

Finding the Fourth Proportional to 11,228.13, 16,771.10 and 8,737.02

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Solution

The fourth proportional to 11,228.13, 16,771.10 and 8,737.02 is: 13,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.13 : 16,771.10 = 8,737.02 : x
  2. Step 2: Convert to fraction form
    11,228.13/16,771.10 = 8,737.02/x
  3. Step 3: Cross multiply
    11,228.13x = 16,771.10 × 8,737.02
  4. Step 4: Simplify right side
    11,228.13x = 146,529,392.44
  5. Step 5: Solve for x
    x = 146,529,392.44/11,228.13
  6. Step 6: Final answer
    x = 13,050.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.