Home / 13,364.58-20,014.04-9,192.86

Finding the Fourth Proportional to 13,364.58, 20,014.04 and 9,192.86

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Solution

The fourth proportional to 13,364.58, 20,014.04 and 9,192.86 is: 13,766.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364.58 : 20,014.04 = 9,192.86 : x
  2. Step 2: Convert to fraction form
    13,364.58/20,014.04 = 9,192.86/x
  3. Step 3: Cross multiply
    13,364.58x = 20,014.04 × 9,192.86
  4. Step 4: Simplify right side
    13,364.58x = 183,986,267.75
  5. Step 5: Solve for x
    x = 183,986,267.75/13,364.58
  6. Step 6: Final answer
    x = 13,766.71

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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.