Home / 13,334.89-20,002.41-4,569.88

Finding the Fourth Proportional to 13,334.89, 20,002.41 and 4,569.88

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Solution

The fourth proportional to 13,334.89, 20,002.41 and 4,569.88 is: 6,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.89 : 20,002.41 = 4,569.88 : x
  2. Step 2: Convert to fraction form
    13,334.89/20,002.41 = 4,569.88/x
  3. Step 3: Cross multiply
    13,334.89x = 20,002.41 × 4,569.88
  4. Step 4: Simplify right side
    13,334.89x = 91,408,613.41
  5. Step 5: Solve for x
    x = 91,408,613.41/13,334.89
  6. Step 6: Final answer
    x = 6,854.85

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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.