Home / 13,379.40-20,067.03-5,055.24

Finding the Fourth Proportional to 13,379.40, 20,067.03 and 5,055.24

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Solution

The fourth proportional to 13,379.40, 20,067.03 and 5,055.24 is: 7,582.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379.40 : 20,067.03 = 5,055.24 : x
  2. Step 2: Convert to fraction form
    13,379.40/20,067.03 = 5,055.24/x
  3. Step 3: Cross multiply
    13,379.40x = 20,067.03 × 5,055.24
  4. Step 4: Simplify right side
    13,379.40x = 101,443,652.74
  5. Step 5: Solve for x
    x = 101,443,652.74/13,379.40
  6. Step 6: Final answer
    x = 7,582.08

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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.