Home / 12,005.68-16,568.62-6,700.60

Finding the Fourth Proportional to 12,005.68, 16,568.62 and 6,700.60

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Solution

The fourth proportional to 12,005.68, 16,568.62 and 6,700.60 is: 9,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005.68 : 16,568.62 = 6,700.60 : x
  2. Step 2: Convert to fraction form
    12,005.68/16,568.62 = 6,700.60/x
  3. Step 3: Cross multiply
    12,005.68x = 16,568.62 × 6,700.60
  4. Step 4: Simplify right side
    12,005.68x = 111,019,695.17
  5. Step 5: Solve for x
    x = 111,019,695.17/12,005.68
  6. Step 6: Final answer
    x = 9,247.26

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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.