Home / 12,767.25-19,123.19-6,179.63

Finding the Fourth Proportional to 12,767.25, 19,123.19 and 6,179.63

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Solution

The fourth proportional to 12,767.25, 19,123.19 and 6,179.63 is: 9,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767.25 : 19,123.19 = 6,179.63 : x
  2. Step 2: Convert to fraction form
    12,767.25/19,123.19 = 6,179.63/x
  3. Step 3: Cross multiply
    12,767.25x = 19,123.19 × 6,179.63
  4. Step 4: Simplify right side
    12,767.25x = 118,174,135.28
  5. Step 5: Solve for x
    x = 118,174,135.28/12,767.25
  6. Step 6: Final answer
    x = 9,256.03

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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.