Home / 12,006.08-16,568.64-6,701.12

Finding the Fourth Proportional to 12,006.08, 16,568.64 and 6,701.12

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Solution

The fourth proportional to 12,006.08, 16,568.64 and 6,701.12 is: 9,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.08 : 16,568.64 = 6,701.12 : x
  2. Step 2: Convert to fraction form
    12,006.08/16,568.64 = 6,701.12/x
  3. Step 3: Cross multiply
    12,006.08x = 16,568.64 × 6,701.12
  4. Step 4: Simplify right side
    12,006.08x = 111,028,444.88
  5. Step 5: Solve for x
    x = 111,028,444.88/12,006.08
  6. Step 6: Final answer
    x = 9,247.68

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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.