Home / 14,320.76-21,474.24-11,192.84

Finding the Fourth Proportional to 14,320.76, 21,474.24 and 11,192.84

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Solution

The fourth proportional to 14,320.76, 21,474.24 and 11,192.84 is: 16,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.76 : 21,474.24 = 11,192.84 : x
  2. Step 2: Convert to fraction form
    14,320.76/21,474.24 = 11,192.84/x
  3. Step 3: Cross multiply
    14,320.76x = 21,474.24 × 11,192.84
  4. Step 4: Simplify right side
    14,320.76x = 240,357,732.44
  5. Step 5: Solve for x
    x = 240,357,732.44/14,320.76
  6. Step 6: Final answer
    x = 16,783.87

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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.