Home / 12,069.08-16,656.66-6,765.32

Finding the Fourth Proportional to 12,069.08, 16,656.66 and 6,765.32

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Solution

The fourth proportional to 12,069.08, 16,656.66 and 6,765.32 is: 9,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.08 : 16,656.66 = 6,765.32 : x
  2. Step 2: Convert to fraction form
    12,069.08/16,656.66 = 6,765.32/x
  3. Step 3: Cross multiply
    12,069.08x = 16,656.66 × 6,765.32
  4. Step 4: Simplify right side
    12,069.08x = 112,687,635.03
  5. Step 5: Solve for x
    x = 112,687,635.03/12,069.08
  6. Step 6: Final answer
    x = 9,336.89

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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.