Home / 18,569.84-27,854.36-4,530

Finding the Fourth Proportional to 18,569.84, 27,854.36 and 4,530

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Solution

The fourth proportional to 18,569.84, 27,854.36 and 4,530 is: 6,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.84 : 27,854.36 = 4,530 : x
  2. Step 2: Convert to fraction form
    18,569.84/27,854.36 = 4,530/x
  3. Step 3: Cross multiply
    18,569.84x = 27,854.36 × 4,530
  4. Step 4: Simplify right side
    18,569.84x = 126,180,250.80
  5. Step 5: Solve for x
    x = 126,180,250.80/18,569.84
  6. Step 6: Final answer
    x = 6,794.90

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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.