Home / 12,604.04-18,884.46-8,899.64

Finding the Fourth Proportional to 12,604.04, 18,884.46 and 8,899.64

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Solution

The fourth proportional to 12,604.04, 18,884.46 and 8,899.64 is: 13,334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604.04 : 18,884.46 = 8,899.64 : x
  2. Step 2: Convert to fraction form
    12,604.04/18,884.46 = 8,899.64/x
  3. Step 3: Cross multiply
    12,604.04x = 18,884.46 × 8,899.64
  4. Step 4: Simplify right side
    12,604.04x = 168,064,895.59
  5. Step 5: Solve for x
    x = 168,064,895.59/12,604.04
  6. Step 6: Final answer
    x = 13,334.21

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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.