Home / 18,289.84-27,434.56-4,438.84

Finding the Fourth Proportional to 18,289.84, 27,434.56 and 4,438.84

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Solution

The fourth proportional to 18,289.84, 27,434.56 and 4,438.84 is: 6,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.84 : 27,434.56 = 4,438.84 : x
  2. Step 2: Convert to fraction form
    18,289.84/27,434.56 = 4,438.84/x
  3. Step 3: Cross multiply
    18,289.84x = 27,434.56 × 4,438.84
  4. Step 4: Simplify right side
    18,289.84x = 121,777,622.31
  5. Step 5: Solve for x
    x = 121,777,622.31/18,289.84
  6. Step 6: Final answer
    x = 6,658.21

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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.