Home / 12,069.45-16,656.48-6,765.96

Finding the Fourth Proportional to 12,069.45, 16,656.48 and 6,765.96

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Solution

The fourth proportional to 12,069.45, 16,656.48 and 6,765.96 is: 9,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.45 : 16,656.48 = 6,765.96 : x
  2. Step 2: Convert to fraction form
    12,069.45/16,656.48 = 6,765.96/x
  3. Step 3: Cross multiply
    12,069.45x = 16,656.48 × 6,765.96
  4. Step 4: Simplify right side
    12,069.45x = 112,697,077.42
  5. Step 5: Solve for x
    x = 112,697,077.42/12,069.45
  6. Step 6: Final answer
    x = 9,337.38

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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.