Home / 13,514.94-20,260.08-6,115.36

Finding the Fourth Proportional to 13,514.94, 20,260.08 and 6,115.36

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Solution

The fourth proportional to 13,514.94, 20,260.08 and 6,115.36 is: 9,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514.94 : 20,260.08 = 6,115.36 : x
  2. Step 2: Convert to fraction form
    13,514.94/20,260.08 = 6,115.36/x
  3. Step 3: Cross multiply
    13,514.94x = 20,260.08 × 6,115.36
  4. Step 4: Simplify right side
    13,514.94x = 123,897,682.83
  5. Step 5: Solve for x
    x = 123,897,682.83/13,514.94
  6. Step 6: Final answer
    x = 9,167.46

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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.