Home / 13,334.92-20,002.40-9,874.60

Finding the Fourth Proportional to 13,334.92, 20,002.40 and 9,874.60

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Solution

The fourth proportional to 13,334.92, 20,002.40 and 9,874.60 is: 14,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.92 : 20,002.40 = 9,874.60 : x
  2. Step 2: Convert to fraction form
    13,334.92/20,002.40 = 9,874.60/x
  3. Step 3: Cross multiply
    13,334.92x = 20,002.40 × 9,874.60
  4. Step 4: Simplify right side
    13,334.92x = 197,515,699.04
  5. Step 5: Solve for x
    x = 197,515,699.04/13,334.92
  6. Step 6: Final answer
    x = 14,811.91

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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.