Home / 13,550.30-20,325.34-10,591.23

Finding the Fourth Proportional to 13,550.30, 20,325.34 and 10,591.23

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Solution

The fourth proportional to 13,550.30, 20,325.34 and 10,591.23 is: 15,886.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550.30 : 20,325.34 = 10,591.23 : x
  2. Step 2: Convert to fraction form
    13,550.30/20,325.34 = 10,591.23/x
  3. Step 3: Cross multiply
    13,550.30x = 20,325.34 × 10,591.23
  4. Step 4: Simplify right side
    13,550.30x = 215,270,355.05
  5. Step 5: Solve for x
    x = 215,270,355.05/13,550.30
  6. Step 6: Final answer
    x = 15,886.76

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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.