Home / 14,525.12-21,777.96-6,729.68

Finding the Fourth Proportional to 14,525.12, 21,777.96 and 6,729.68

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Solution

The fourth proportional to 14,525.12, 21,777.96 and 6,729.68 is: 10,090.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.12 : 21,777.96 = 6,729.68 : x
  2. Step 2: Convert to fraction form
    14,525.12/21,777.96 = 6,729.68/x
  3. Step 3: Cross multiply
    14,525.12x = 21,777.96 × 6,729.68
  4. Step 4: Simplify right side
    14,525.12x = 146,558,701.85
  5. Step 5: Solve for x
    x = 146,558,701.85/14,525.12
  6. Step 6: Final answer
    x = 10,090.02

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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.