Home / 16,722.20-25,087.66-4,875.72

Finding the Fourth Proportional to 16,722.20, 25,087.66 and 4,875.72

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Solution

The fourth proportional to 16,722.20, 25,087.66 and 4,875.72 is: 7,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.20 : 25,087.66 = 4,875.72 : x
  2. Step 2: Convert to fraction form
    16,722.20/25,087.66 = 4,875.72/x
  3. Step 3: Cross multiply
    16,722.20x = 25,087.66 × 4,875.72
  4. Step 4: Simplify right side
    16,722.20x = 122,320,405.62
  5. Step 5: Solve for x
    x = 122,320,405.62/16,722.20
  6. Step 6: Final answer
    x = 7,314.85

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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.