Home / 18,240.53-27,357.68-5,089.84

Finding the Fourth Proportional to 18,240.53, 27,357.68 and 5,089.84

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Solution

The fourth proportional to 18,240.53, 27,357.68 and 5,089.84 is: 7,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,240.53 : 27,357.68 = 5,089.84 : x
  2. Step 2: Convert to fraction form
    18,240.53/27,357.68 = 5,089.84/x
  3. Step 3: Cross multiply
    18,240.53x = 27,357.68 × 5,089.84
  4. Step 4: Simplify right side
    18,240.53x = 139,246,158.30
  5. Step 5: Solve for x
    x = 139,246,158.30/18,240.53
  6. Step 6: Final answer
    x = 7,633.89

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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.