Home / 13,937.47-20,904.66-4,076.83

Finding the Fourth Proportional to 13,937.47, 20,904.66 and 4,076.83

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Solution

The fourth proportional to 13,937.47, 20,904.66 and 4,076.83 is: 6,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937.47 : 20,904.66 = 4,076.83 : x
  2. Step 2: Convert to fraction form
    13,937.47/20,904.66 = 4,076.83/x
  3. Step 3: Cross multiply
    13,937.47x = 20,904.66 × 4,076.83
  4. Step 4: Simplify right side
    13,937.47x = 85,224,745.03
  5. Step 5: Solve for x
    x = 85,224,745.03/13,937.47
  6. Step 6: Final answer
    x = 6,114.79

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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.