Home / 13,064.68-19,589.56-4,178.27

Finding the Fourth Proportional to 13,064.68, 19,589.56 and 4,178.27

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Solution

The fourth proportional to 13,064.68, 19,589.56 and 4,178.27 is: 6,265.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.68 : 19,589.56 = 4,178.27 : x
  2. Step 2: Convert to fraction form
    13,064.68/19,589.56 = 4,178.27/x
  3. Step 3: Cross multiply
    13,064.68x = 19,589.56 × 4,178.27
  4. Step 4: Simplify right side
    13,064.68x = 81,850,470.86
  5. Step 5: Solve for x
    x = 81,850,470.86/13,064.68
  6. Step 6: Final answer
    x = 6,265.02

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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.