Home / 13,753.03-20,632.19-5,855.40

Finding the Fourth Proportional to 13,753.03, 20,632.19 and 5,855.40

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Solution

The fourth proportional to 13,753.03, 20,632.19 and 5,855.40 is: 8,784.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753.03 : 20,632.19 = 5,855.40 : x
  2. Step 2: Convert to fraction form
    13,753.03/20,632.19 = 5,855.40/x
  3. Step 3: Cross multiply
    13,753.03x = 20,632.19 × 5,855.40
  4. Step 4: Simplify right side
    13,753.03x = 120,809,687.43
  5. Step 5: Solve for x
    x = 120,809,687.43/13,753.03
  6. Step 6: Final answer
    x = 8,784.22

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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.