Home / 12,153.92-18,204.44-5,900.76

Finding the Fourth Proportional to 12,153.92, 18,204.44 and 5,900.76

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Solution

The fourth proportional to 12,153.92, 18,204.44 and 5,900.76 is: 8,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,153.92 : 18,204.44 = 5,900.76 : x
  2. Step 2: Convert to fraction form
    12,153.92/18,204.44 = 5,900.76/x
  3. Step 3: Cross multiply
    12,153.92x = 18,204.44 × 5,900.76
  4. Step 4: Simplify right side
    12,153.92x = 107,420,001.87
  5. Step 5: Solve for x
    x = 107,420,001.87/12,153.92
  6. Step 6: Final answer
    x = 8,838.30

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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.