Home / 16,247.54-22,422.92-12,917.84

Finding the Fourth Proportional to 16,247.54, 22,422.92 and 12,917.84

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Solution

The fourth proportional to 16,247.54, 22,422.92 and 12,917.84 is: 17,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.54 : 22,422.92 = 12,917.84 : x
  2. Step 2: Convert to fraction form
    16,247.54/22,422.92 = 12,917.84/x
  3. Step 3: Cross multiply
    16,247.54x = 22,422.92 × 12,917.84
  4. Step 4: Simplify right side
    16,247.54x = 289,655,692.89
  5. Step 5: Solve for x
    x = 289,655,692.89/16,247.54
  6. Step 6: Final answer
    x = 17,827.66

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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.