Home / 18,179.30-25,099.86-13,922.84

Finding the Fourth Proportional to 18,179.30, 25,099.86 and 13,922.84

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Solution

The fourth proportional to 18,179.30, 25,099.86 and 13,922.84 is: 19,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.30 : 25,099.86 = 13,922.84 : x
  2. Step 2: Convert to fraction form
    18,179.30/25,099.86 = 13,922.84/x
  3. Step 3: Cross multiply
    18,179.30x = 25,099.86 × 13,922.84
  4. Step 4: Simplify right side
    18,179.30x = 349,461,334.80
  5. Step 5: Solve for x
    x = 349,461,334.80/18,179.30
  6. Step 6: Final answer
    x = 19,223.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.