Home / 11,267.98-16,887.18-8,292.49

Finding the Fourth Proportional to 11,267.98, 16,887.18 and 8,292.49

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Solution

The fourth proportional to 11,267.98, 16,887.18 and 8,292.49 is: 12,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.98 : 16,887.18 = 8,292.49 : x
  2. Step 2: Convert to fraction form
    11,267.98/16,887.18 = 8,292.49/x
  3. Step 3: Cross multiply
    11,267.98x = 16,887.18 × 8,292.49
  4. Step 4: Simplify right side
    11,267.98x = 140,036,771.28
  5. Step 5: Solve for x
    x = 140,036,771.28/11,267.98
  6. Step 6: Final answer
    x = 12,427.85

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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.