Home / 14,556.80-20,072.52-9,832.88

Finding the Fourth Proportional to 14,556.80, 20,072.52 and 9,832.88

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Solution

The fourth proportional to 14,556.80, 20,072.52 and 9,832.88 is: 13,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,556.80 : 20,072.52 = 9,832.88 : x
  2. Step 2: Convert to fraction form
    14,556.80/20,072.52 = 9,832.88/x
  3. Step 3: Cross multiply
    14,556.80x = 20,072.52 × 9,832.88
  4. Step 4: Simplify right side
    14,556.80x = 197,370,680.46
  5. Step 5: Solve for x
    x = 197,370,680.46/14,556.80
  6. Step 6: Final answer
    x = 13,558.66

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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.