Home / 12,166.12-18,250.53-6,627.52

Finding the Fourth Proportional to 12,166.12, 18,250.53 and 6,627.52

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Solution

The fourth proportional to 12,166.12, 18,250.53 and 6,627.52 is: 9,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,166.12 : 18,250.53 = 6,627.52 : x
  2. Step 2: Convert to fraction form
    12,166.12/18,250.53 = 6,627.52/x
  3. Step 3: Cross multiply
    12,166.12x = 18,250.53 × 6,627.52
  4. Step 4: Simplify right side
    12,166.12x = 120,955,752.59
  5. Step 5: Solve for x
    x = 120,955,752.59/12,166.12
  6. Step 6: Final answer
    x = 9,942.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.