Home / 13,361.18-20,041.76-9,196.99

Finding the Fourth Proportional to 13,361.18, 20,041.76 and 9,196.99

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Solution

The fourth proportional to 13,361.18, 20,041.76 and 9,196.99 is: 13,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361.18 : 20,041.76 = 9,196.99 : x
  2. Step 2: Convert to fraction form
    13,361.18/20,041.76 = 9,196.99/x
  3. Step 3: Cross multiply
    13,361.18x = 20,041.76 × 9,196.99
  4. Step 4: Simplify right side
    13,361.18x = 184,323,839.19
  5. Step 5: Solve for x
    x = 184,323,839.19/13,361.18
  6. Step 6: Final answer
    x = 13,795.48

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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.