Home / 12,250.51-18,380.08-4,460.11

Finding the Fourth Proportional to 12,250.51, 18,380.08 and 4,460.11

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Solution

The fourth proportional to 12,250.51, 18,380.08 and 4,460.11 is: 6,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.51 : 18,380.08 = 4,460.11 : x
  2. Step 2: Convert to fraction form
    12,250.51/18,380.08 = 4,460.11/x
  3. Step 3: Cross multiply
    12,250.51x = 18,380.08 × 4,460.11
  4. Step 4: Simplify right side
    12,250.51x = 81,977,138.23
  5. Step 5: Solve for x
    x = 81,977,138.23/12,250.51
  6. Step 6: Final answer
    x = 6,691.73

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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.