Home / 13,195.04-19,792.46-5,403.84

Finding the Fourth Proportional to 13,195.04, 19,792.46 and 5,403.84

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Solution

The fourth proportional to 13,195.04, 19,792.46 and 5,403.84 is: 8,105.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195.04 : 19,792.46 = 5,403.84 : x
  2. Step 2: Convert to fraction form
    13,195.04/19,792.46 = 5,403.84/x
  3. Step 3: Cross multiply
    13,195.04x = 19,792.46 × 5,403.84
  4. Step 4: Simplify right side
    13,195.04x = 106,955,287.05
  5. Step 5: Solve for x
    x = 106,955,287.05/13,195.04
  6. Step 6: Final answer
    x = 8,105.72

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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.