Home / 18,439.23-27,658.82-4,588.23

Finding the Fourth Proportional to 18,439.23, 27,658.82 and 4,588.23

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Solution

The fourth proportional to 18,439.23, 27,658.82 and 4,588.23 is: 6,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439.23 : 27,658.82 = 4,588.23 : x
  2. Step 2: Convert to fraction form
    18,439.23/27,658.82 = 4,588.23/x
  3. Step 3: Cross multiply
    18,439.23x = 27,658.82 × 4,588.23
  4. Step 4: Simplify right side
    18,439.23x = 126,905,039.16
  5. Step 5: Solve for x
    x = 126,905,039.16/18,439.23
  6. Step 6: Final answer
    x = 6,882.34

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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.