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Finding the Fourth Proportional to 46,251.77, 69,375.22 and 12,974.13

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Solution

The fourth proportional to 46,251.77, 69,375.22 and 12,974.13 is: 19,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,251.77 : 69,375.22 = 12,974.13 : x
  2. Step 2: Convert to fraction form
    46,251.77/69,375.22 = 12,974.13/x
  3. Step 3: Cross multiply
    46,251.77x = 69,375.22 × 12,974.13
  4. Step 4: Simplify right side
    46,251.77x = 900,083,090.62
  5. Step 5: Solve for x
    x = 900,083,090.62/46,251.77
  6. Step 6: Final answer
    x = 19,460.51

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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.