Home / 18,683.49-28,025.19-6,204.45

Finding the Fourth Proportional to 18,683.49, 28,025.19 and 6,204.45

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Solution

The fourth proportional to 18,683.49, 28,025.19 and 6,204.45 is: 9,306.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683.49 : 28,025.19 = 6,204.45 : x
  2. Step 2: Convert to fraction form
    18,683.49/28,025.19 = 6,204.45/x
  3. Step 3: Cross multiply
    18,683.49x = 28,025.19 × 6,204.45
  4. Step 4: Simplify right side
    18,683.49x = 173,880,890.10
  5. Step 5: Solve for x
    x = 173,880,890.10/18,683.49
  6. Step 6: Final answer
    x = 9,306.66

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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.