Home / 13,381.14-20,060.77-5,056.44

Finding the Fourth Proportional to 13,381.14, 20,060.77 and 5,056.44

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Solution

The fourth proportional to 13,381.14, 20,060.77 and 5,056.44 is: 7,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381.14 : 20,060.77 = 5,056.44 : x
  2. Step 2: Convert to fraction form
    13,381.14/20,060.77 = 5,056.44/x
  3. Step 3: Cross multiply
    13,381.14x = 20,060.77 × 5,056.44
  4. Step 4: Simplify right side
    13,381.14x = 101,436,079.86
  5. Step 5: Solve for x
    x = 101,436,079.86/13,381.14
  6. Step 6: Final answer
    x = 7,580.53

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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.