Home / 12,265.90-18,382.65-4,467.22

Finding the Fourth Proportional to 12,265.90, 18,382.65 and 4,467.22

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Solution

The fourth proportional to 12,265.90, 18,382.65 and 4,467.22 is: 6,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265.90 : 18,382.65 = 4,467.22 : x
  2. Step 2: Convert to fraction form
    12,265.90/18,382.65 = 4,467.22/x
  3. Step 3: Cross multiply
    12,265.90x = 18,382.65 × 4,467.22
  4. Step 4: Simplify right side
    12,265.90x = 82,119,279.02
  5. Step 5: Solve for x
    x = 82,119,279.02/12,265.90
  6. Step 6: Final answer
    x = 6,694.93

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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.