Home / 13,363.08-20,047.08-5,572.56

Finding the Fourth Proportional to 13,363.08, 20,047.08 and 5,572.56

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Solution

The fourth proportional to 13,363.08, 20,047.08 and 5,572.56 is: 8,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.08 : 20,047.08 = 5,572.56 : x
  2. Step 2: Convert to fraction form
    13,363.08/20,047.08 = 5,572.56/x
  3. Step 3: Cross multiply
    13,363.08x = 20,047.08 × 5,572.56
  4. Step 4: Simplify right side
    13,363.08x = 111,713,556.12
  5. Step 5: Solve for x
    x = 111,713,556.12/13,363.08
  6. Step 6: Final answer
    x = 8,359.87

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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.