Home / 12,227.77-18,333.51-4,435.57

Finding the Fourth Proportional to 12,227.77, 18,333.51 and 4,435.57

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Solution

The fourth proportional to 12,227.77, 18,333.51 and 4,435.57 is: 6,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.77 : 18,333.51 = 4,435.57 : x
  2. Step 2: Convert to fraction form
    12,227.77/18,333.51 = 4,435.57/x
  3. Step 3: Cross multiply
    12,227.77x = 18,333.51 × 4,435.57
  4. Step 4: Simplify right side
    12,227.77x = 81,319,566.95
  5. Step 5: Solve for x
    x = 81,319,566.95/12,227.77
  6. Step 6: Final answer
    x = 6,650.40

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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.