Home / 13,067.66-19,595.80-4,744.90

Finding the Fourth Proportional to 13,067.66, 19,595.80 and 4,744.90

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Solution

The fourth proportional to 13,067.66, 19,595.80 and 4,744.90 is: 7,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067.66 : 19,595.80 = 4,744.90 : x
  2. Step 2: Convert to fraction form
    13,067.66/19,595.80 = 4,744.90/x
  3. Step 3: Cross multiply
    13,067.66x = 19,595.80 × 4,744.90
  4. Step 4: Simplify right side
    13,067.66x = 92,980,111.42
  5. Step 5: Solve for x
    x = 92,980,111.42/13,067.66
  6. Step 6: Final answer
    x = 7,115.28

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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.