Home / 13,506.48-18,652.30-8,793.50

Finding the Fourth Proportional to 13,506.48, 18,652.30 and 8,793.50

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Solution

The fourth proportional to 13,506.48, 18,652.30 and 8,793.50 is: 12,143.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,506.48 : 18,652.30 = 8,793.50 : x
  2. Step 2: Convert to fraction form
    13,506.48/18,652.30 = 8,793.50/x
  3. Step 3: Cross multiply
    13,506.48x = 18,652.30 × 8,793.50
  4. Step 4: Simplify right side
    13,506.48x = 164,019,000.05
  5. Step 5: Solve for x
    x = 164,019,000.05/13,506.48
  6. Step 6: Final answer
    x = 12,143.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.