Home / 13,449.80-20,165.10-6,048.20

Finding the Fourth Proportional to 13,449.80, 20,165.10 and 6,048.20

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Solution

The fourth proportional to 13,449.80, 20,165.10 and 6,048.20 is: 9,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,449.80 : 20,165.10 = 6,048.20 : x
  2. Step 2: Convert to fraction form
    13,449.80/20,165.10 = 6,048.20/x
  3. Step 3: Cross multiply
    13,449.80x = 20,165.10 × 6,048.20
  4. Step 4: Simplify right side
    13,449.80x = 121,962,557.82
  5. Step 5: Solve for x
    x = 121,962,557.82/13,449.80
  6. Step 6: Final answer
    x = 9,067.98

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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.