Home / 15,188.94-22,782.58-4,799.88

Finding the Fourth Proportional to 15,188.94, 22,782.58 and 4,799.88

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Solution

The fourth proportional to 15,188.94, 22,782.58 and 4,799.88 is: 7,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188.94 : 22,782.58 = 4,799.88 : x
  2. Step 2: Convert to fraction form
    15,188.94/22,782.58 = 4,799.88/x
  3. Step 3: Cross multiply
    15,188.94x = 22,782.58 × 4,799.88
  4. Step 4: Simplify right side
    15,188.94x = 109,353,650.09
  5. Step 5: Solve for x
    x = 109,353,650.09/15,188.94
  6. Step 6: Final answer
    x = 7,199.56

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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.