Home / 14,843.28-20,477.88-8,554.44

Finding the Fourth Proportional to 14,843.28, 20,477.88 and 8,554.44

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Solution

The fourth proportional to 14,843.28, 20,477.88 and 8,554.44 is: 11,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,843.28 : 20,477.88 = 8,554.44 : x
  2. Step 2: Convert to fraction form
    14,843.28/20,477.88 = 8,554.44/x
  3. Step 3: Cross multiply
    14,843.28x = 20,477.88 × 8,554.44
  4. Step 4: Simplify right side
    14,843.28x = 175,176,795.79
  5. Step 5: Solve for x
    x = 175,176,795.79/14,843.28
  6. Step 6: Final answer
    x = 11,801.76

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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.