Home / 13,404.07-20,106.11-9,183.16

Finding the Fourth Proportional to 13,404.07, 20,106.11 and 9,183.16

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Solution

The fourth proportional to 13,404.07, 20,106.11 and 9,183.16 is: 13,774.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404.07 : 20,106.11 = 9,183.16 : x
  2. Step 2: Convert to fraction form
    13,404.07/20,106.11 = 9,183.16/x
  3. Step 3: Cross multiply
    13,404.07x = 20,106.11 × 9,183.16
  4. Step 4: Simplify right side
    13,404.07x = 184,637,625.11
  5. Step 5: Solve for x
    x = 184,637,625.11/13,404.07
  6. Step 6: Final answer
    x = 13,774.74

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Similar ratio
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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.