Home / 12,025.32-16,598.44-6,991.80

Finding the Fourth Proportional to 12,025.32, 16,598.44 and 6,991.80

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Solution

The fourth proportional to 12,025.32, 16,598.44 and 6,991.80 is: 9,650.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.32 : 16,598.44 = 6,991.80 : x
  2. Step 2: Convert to fraction form
    12,025.32/16,598.44 = 6,991.80/x
  3. Step 3: Cross multiply
    12,025.32x = 16,598.44 × 6,991.80
  4. Step 4: Simplify right side
    12,025.32x = 116,052,972.79
  5. Step 5: Solve for x
    x = 116,052,972.79/12,025.32
  6. Step 6: Final answer
    x = 9,650.72

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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.