Home / 13,284.72-19,934.28-11,194.92

Finding the Fourth Proportional to 13,284.72, 19,934.28 and 11,194.92

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Solution

The fourth proportional to 13,284.72, 19,934.28 and 11,194.92 is: 16,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.72 : 19,934.28 = 11,194.92 : x
  2. Step 2: Convert to fraction form
    13,284.72/19,934.28 = 11,194.92/x
  3. Step 3: Cross multiply
    13,284.72x = 19,934.28 × 11,194.92
  4. Step 4: Simplify right side
    13,284.72x = 223,162,669.86
  5. Step 5: Solve for x
    x = 223,162,669.86/13,284.72
  6. Step 6: Final answer
    x = 16,798.45

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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.