Home / 13,937.56-20,901.48-4,076.62

Finding the Fourth Proportional to 13,937.56, 20,901.48 and 4,076.62

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Solution

The fourth proportional to 13,937.56, 20,901.48 and 4,076.62 is: 6,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937.56 : 20,901.48 = 4,076.62 : x
  2. Step 2: Convert to fraction form
    13,937.56/20,901.48 = 4,076.62/x
  3. Step 3: Cross multiply
    13,937.56x = 20,901.48 × 4,076.62
  4. Step 4: Simplify right side
    13,937.56x = 85,207,391.40
  5. Step 5: Solve for x
    x = 85,207,391.40/13,937.56
  6. Step 6: Final answer
    x = 6,113.51

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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.