Home / 18,282.59-27,424.91-5,133.94

Finding the Fourth Proportional to 18,282.59, 27,424.91 and 5,133.94

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Solution

The fourth proportional to 18,282.59, 27,424.91 and 5,133.94 is: 7,701.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282.59 : 27,424.91 = 5,133.94 : x
  2. Step 2: Convert to fraction form
    18,282.59/27,424.91 = 5,133.94/x
  3. Step 3: Cross multiply
    18,282.59x = 27,424.91 × 5,133.94
  4. Step 4: Simplify right side
    18,282.59x = 140,797,786.72
  5. Step 5: Solve for x
    x = 140,797,786.72/18,282.59
  6. Step 6: Final answer
    x = 7,701.19

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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.