Home / 16,311.24-22,511.52-9,237.51

Finding the Fourth Proportional to 16,311.24, 22,511.52 and 9,237.51

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Solution

The fourth proportional to 16,311.24, 22,511.52 and 9,237.51 is: 12,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,311.24 : 22,511.52 = 9,237.51 : x
  2. Step 2: Convert to fraction form
    16,311.24/22,511.52 = 9,237.51/x
  3. Step 3: Cross multiply
    16,311.24x = 22,511.52 × 9,237.51
  4. Step 4: Simplify right side
    16,311.24x = 207,950,391.12
  5. Step 5: Solve for x
    x = 207,950,391.12/16,311.24
  6. Step 6: Final answer
    x = 12,748.90

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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.