Home / 13,741.17-20,611.53-4,381.07

Finding the Fourth Proportional to 13,741.17, 20,611.53 and 4,381.07

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Solution

The fourth proportional to 13,741.17, 20,611.53 and 4,381.07 is: 6,571.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741.17 : 20,611.53 = 4,381.07 : x
  2. Step 2: Convert to fraction form
    13,741.17/20,611.53 = 4,381.07/x
  3. Step 3: Cross multiply
    13,741.17x = 20,611.53 × 4,381.07
  4. Step 4: Simplify right side
    13,741.17x = 90,300,452.68
  5. Step 5: Solve for x
    x = 90,300,452.68/13,741.17
  6. Step 6: Final answer
    x = 6,571.53

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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.