Home / 18,683.95-28,025.85-5,537.35

Finding the Fourth Proportional to 18,683.95, 28,025.85 and 5,537.35

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Solution

The fourth proportional to 18,683.95, 28,025.85 and 5,537.35 is: 8,306.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683.95 : 28,025.85 = 5,537.35 : x
  2. Step 2: Convert to fraction form
    18,683.95/28,025.85 = 5,537.35/x
  3. Step 3: Cross multiply
    18,683.95x = 28,025.85 × 5,537.35
  4. Step 4: Simplify right side
    18,683.95x = 155,188,940.50
  5. Step 5: Solve for x
    x = 155,188,940.50/18,683.95
  6. Step 6: Final answer
    x = 8,306.00

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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.