Home / 13,752.28-20,627.97-4,392.83

Finding the Fourth Proportional to 13,752.28, 20,627.97 and 4,392.83

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Solution

The fourth proportional to 13,752.28, 20,627.97 and 4,392.83 is: 6,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,752.28 : 20,627.97 = 4,392.83 : x
  2. Step 2: Convert to fraction form
    13,752.28/20,627.97 = 4,392.83/x
  3. Step 3: Cross multiply
    13,752.28x = 20,627.97 × 4,392.83
  4. Step 4: Simplify right side
    13,752.28x = 90,615,200.55
  5. Step 5: Solve for x
    x = 90,615,200.55/13,752.28
  6. Step 6: Final answer
    x = 6,589.10

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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.