Home / 25,533.20-38,296.72-6,814.64

Finding the Fourth Proportional to 25,533.20, 38,296.72 and 6,814.64

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Solution

The fourth proportional to 25,533.20, 38,296.72 and 6,814.64 is: 10,221.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,533.20 : 38,296.72 = 6,814.64 : x
  2. Step 2: Convert to fraction form
    25,533.20/38,296.72 = 6,814.64/x
  3. Step 3: Cross multiply
    25,533.20x = 38,296.72 × 6,814.64
  4. Step 4: Simplify right side
    25,533.20x = 260,978,359.98
  5. Step 5: Solve for x
    x = 260,978,359.98/25,533.20
  6. Step 6: Final answer
    x = 10,221.14

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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.