Home / 13,168.80-19,752.96-4,403.04

Finding the Fourth Proportional to 13,168.80, 19,752.96 and 4,403.04

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Solution

The fourth proportional to 13,168.80, 19,752.96 and 4,403.04 is: 6,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168.80 : 19,752.96 = 4,403.04 : x
  2. Step 2: Convert to fraction form
    13,168.80/19,752.96 = 4,403.04/x
  3. Step 3: Cross multiply
    13,168.80x = 19,752.96 × 4,403.04
  4. Step 4: Simplify right side
    13,168.80x = 86,973,073.00
  5. Step 5: Solve for x
    x = 86,973,073.00/13,168.80
  6. Step 6: Final answer
    x = 6,604.48

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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.