Home / 18,505.34-27,757.76-4,465.25

Finding the Fourth Proportional to 18,505.34, 27,757.76 and 4,465.25

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Solution

The fourth proportional to 18,505.34, 27,757.76 and 4,465.25 is: 6,697.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,505.34 : 27,757.76 = 4,465.25 : x
  2. Step 2: Convert to fraction form
    18,505.34/27,757.76 = 4,465.25/x
  3. Step 3: Cross multiply
    18,505.34x = 27,757.76 × 4,465.25
  4. Step 4: Simplify right side
    18,505.34x = 123,945,384.91
  5. Step 5: Solve for x
    x = 123,945,384.91/18,505.34
  6. Step 6: Final answer
    x = 6,697.82

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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.